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Brazing Flux

NSN: 3439-00-051-2834 | Model: O-F-499

An item designed primarily for brazing but may sometimes be used for welding in addition to brazing.

NSN Properties and Flags
NATO Stock Number
3439-00-051-2834
DEMIL
NO
Physical Form
Paste
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE8E921T2361 2021-05-03 PEPCA 1 JR
SPE8E921T1651 2021-03-15 PEPCA 1 JR
SPE8E919T3256 2019-07-26 PEPCA 1 JR
SPE8E919T2795 2019-06-27 PEPCA 1 JR
SPE8E917T2789 2017-08-21 PEPCA 1 JR
SPE8E917T1342 2017-04-20 PEPCA 1 JR
SPE8E917T1266 2017-04-17 PEPCA 1 JR
SPE8E517T2650 2017-04-03 PEPCF 1 JR
SPE8E515T9523 2015-08-24 PEPCF 8 JR

Inventory Check

The last inventory check on this NSN was done on 01/17/2023. Due to rapid changes in inventory this may not be the current stock qty.

  • New: 58

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Qty:
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Certified Quality Assurance  Quality check icon

  •   ISO 9001:2015 + AS9120B
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  •   7 Year Record Retention
  •   On Time Delivery
  •   HAZMAT Certified
  •   Worldwide Shipping

NSN 3439-00-051-2834 Datasheet

Supply Class (FSC):
Brazing Supplies And Accessories Soldering Miscellaneous Welding
Cross Reference:
  • O-F-499
  • SILFLUXBLUELABEL
Cage Codes:
  • Military Specifications (CAGE 81349)
  • United Wire and Supply Corp (CAGE 79045)
Replacements:
  • 3439-00-051-2834 replaces 3439-00-347-5254
  • 3439-00-051-2834 replaces 3439-01-089-9014
Schedule B & Trade:
  • Schedule B: 8515904000 (NAICS 333992)

    Brazing and soldering equipment parts; parts of hot spraying equipment

  • SITC: 73739

    Parts for electric laser, other light or photon beam, ultrasonic etc. Soldering, brazing or welding machines and apparatus for hot metal etc. Spraying

  • End Use: 21120

    Metalworking machine tools

Identification:
HMIC

Y - Indicates information is in the hazardous materials information resource system (hmirs).

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    071695 - Flux soldering noi o/t liquid

  • WCC:

    635 - Chemicals, other than drugs or sundries

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    C - Chemical corps items and all other chemicals not covered in other classificatons. note: when an item has a chemical proper shipp

  • LTL:

    Q - 70.0

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    D
  • Quantity per pack
    1
  • Unit of Measure
    Jr
  • Shelf Life
    12 mo.
  • Classification Control
    U
  • MGMT_CTL
    E2200x-
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $101.25 to $168.75..
Does NSN 3439-00-051-2834 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, Bureau Of Prisons, Canada, Germany, United Kingdom, and Turkey
What is the NIIN of NSN 3439-00-051-2834?
000512834 or 00-051-2834
Does NSN 3439-00-051-2834 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3439-00-051-2834?
Solicitation SPE8E921T2361 for qty 1 on 04/22/2021
When was this national stock number assigned to the federal catalog?
Jan 01, 1961
MSDS

Material Safety

MSDS BQMYC STAY SILV WHITE/BLACK BRAZING FLUX

Hazards

Routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: primary route of exposure is through
inhalation of fumes during brazing process. No adverse effect
expected during shipment or storage. Brazing fumes are irritating
to skin, eyes and respiratory tract . Fluxes are used with brazing
filler metals. When melted, this filler metals produce fumes which
are hazardous.

explanation of carcinogenicity: none of the compounds in this product is
listed by iarc, ntp, or osha as a carcinogen.

effects of overexposure: fumes are irritating to the skin, eyes and the
respiratory tract.

medical cond aggravated by exposure: none specified by manufacturer.

First Aid

First aid: remove from fumes exposure. If breathing has stopped perform
artificial respiration. If swallowed, induce vomiting. Never give
anything by mouth to an unconscious person. For skin contact, wash
with w ater. For eye contact, immediately flush eyes for 15 minutes
with plenty of water. Get medical attention.

Chemical Properties

Hcc: n1
boiling pt: b.P. Text: not given
melt/freeze pt: m.P/f.P text: not given
decomp temp: decomp text: not given
vapor pres: not given
vapor density: not given
spec gravity: 1.54-1.66
evaporation rate & reference: not given
solubility in water: moderate
appearance and odor: smooth pastes or powders with no odor; color
varies.

Reactivity

Stability indicator/materials to avoid: yes
none specified by manufacturer.

stability condition to avoid: none specified by manufacturer.

hazardous decomposition products: brazing fumes cannot be classified
simply. The composition & quantity are dependent on the metal,
procedures, etc.

Proper Disposal

Waste disposal methods: follow federal, state and local regulations for
disposal.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: potassium borate
cas: 1332-77-0
other rec limits: none specified
osha pel: 15 mg/m3
acgih tlv: 10 mg/m3

ingred name: potassium pentaborate
cas: 11128-29-3
other rec limits: none specified
osha pel: 15 mg/m3
acgih tlv: 10 mg/m3

ingred name: boric acid
cas: 10043-35-3
rtecs #: ed4550000
fraction by wt: 30-60%
other rec limits: none specified
osha pel: 10 mg borates/m3
acgih tlv: 5 mg borates/m3

ingred name: potassium hydrogen fluoride
cas: 7789-29-9
rtecs #: ts6650000
fraction by wt: 25-40%
other rec limits: none specified

ingred name: water
cas: 7732-18-5
rtecs #: zc0110000
fraction by wt: 15-25%
other rec limits: none specified

MSDS BRJZD LLOYDS #7 SILVER BRAZING FLUX 07-700

Hazards

Routes of entry: inhalation: yes skin: no ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: acute- skin: irritation. Eye: irritaion,
burns. Inhalation: irritation. Ingestion: may be harmful. Repeated
and prolonged contact may damage tissues. Mutagenic in laboratory
animals.

effects of overexposure: skin: redness, burning, rash, dryness.

eyes: redness, burning, tearing, blurred vision.

inhalation: headache, dizziness, difficulty in breathing.

ingestion: nausea, vomiting, cramps.

medical cond aggravated by exposure: skin and respiratory diseases.

First Aid

First aid: inhalation: remove to fresh air, provide cpr/oxygen if needed.

eye contact: flush with water for 15 minutes. Get medical help. Skin
contact: wash with soap and water. Get med attention if symptoms
persis t. Ingestion: drink 1-2 glasses of water. Get medical help
immediately.

Chemical Properties

Hcc: n1
boiling pt: b.P. Text: 225f,107c
spec gravity: 2.0
evaporation rate & reference:
solubility in water: cpmplete
appearance and odor: white paste, odorless.

Reactivity

Stability indicator/materials to avoid: yes
acids.

stability condition to avoid: excess heat.

hazardous decomposition products: toxic fluorine gas.

Proper Disposal

Waste disposal methods: dispose of in accordance with all applicable
federal,state and local regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: crystalline silica (pc) cab-o-sil
cas: 112945-52-5
rtecs #: vv7310000
other rec limits: 80 mg/m3 dust
osha pel: 0.1 mg/m3 resp
acgih tlv: 0.1 mg/m3 resp

ingred name: potassium fluoborate (potassium boro fluoride)
cas: 14075-53-7
rtecs #: ed2800000
other rec limits: none specified by m.

osha pel: 2.5 mg/m3 (f)
acgih tlv: 2.5 mg/m3 (f); 8990

ingred name: potassium borate
cas: 1332-77-0
other rec limits: 10 mg/m3 fumes

ingred name: potassium fluoride
cas: 7789-23-3
rtecs #: tt0700000
other rec limits: none specified by m.

osha pel: 2.5 mg/m3 (f)
acgih tlv: 2.5 mg/m3 (f); 8990

ingred name: boric acid
cas: 10043-35-3
rtecs #: ed4550000
other rec limits: none specified by m.

MSDS CGLBX ULTRA FLUX SILVER BRAZING FLUX

Hazards

Ld50 lc50 mixture: none specified by manufacturer.

routes of entry: inhalation: yes skin: yes ingestion: yes
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: eyes: irritation and burns. Skin:
fluoride burns. May be absorbed by skin resulting in systemic
poisoning. Inhalation: respiratory and mucous membrane irritation.

ingestion: abdominal pain, diarrhea, vomiting, salivation, thirst,
painful spasms of the limbs. Large amounts may be fatal.

explanation of carcinogenicity: none
effects of overexposure: eyes: irritation, burns. Skin: burns not
immediately painful or evident, systemic poisoning. Inhalation:
respiratory and mucous membrane irritaion, nasal discharge,
nosebleed, sore throat, systemic to xicity. Ingestion: abdominal
pain, diarrhea, vomiting,
salivation,thirst,perspiration,spasms.Large amounts may be fatal.

medical cond aggravated by exposure: may adversely affect existing
medical conditions such as eye, skin, respiratory, liver and/or
kidney ailments, and central nervous system disorders.

First Aid

First aid: eyes: flush with large amounts of water. Do not use zephiran
chloride solutions in eyes. Get medical attention. Skin: remove
contaminated clothing. Flush skin with water. Get medical
attention. Inhala tion: move to fresh air. If not breathing, give
cpr. If breathing difficult give oxygen. Get medical attention.

ingestion: do not induce vomiting. Give large amounts of water. Get
medical attention.

Chemical Properties

Hcc: b3
melt/freeze pt: m.P/f.P text: 792f,422c
spec gravity: 1.49
ph: 8.8
solubility in water: complete
appearance and odor: white paste

Reactivity

Stability indicator/materials to avoid: yes
strong acids and alkalies.

stability condition to avoid: temperatures at or above 225c.

hazardous decomposition products: emits toxic and corrosive fluoride
comp0unds. May also emit oxides of boron and potassium when heated
to decomposition.

Proper Disposal

Waste disposal methods: dispose of waste in accordance with local, state
and federal regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: the percentage by weight values reported for the
ingredients in this product represent approximate formulation
values.


ingred name: potassium tetraborate
cas: 1332-77-0
fraction by wt: 30-40%
other rec limits: none recommended

ingred name: boric acid
cas: 10043-35-3
rtecs #: ed4550000
fraction by wt: 20-30%
other rec limits: none recommended
osha pel: 10 mg borates/m3
acgih tlv: 5 mg borates/m3

ingred name: potassium bifluoride (potassium hydrogen fluoride)
cas: 7789-29-9
rtecs #: ts6650000
fraction by wt: 20-30%
other rec limits: none recommended
osha pel: 2.5 mg/m3 as f
acgih tlv: 2.5 mg/m3 as f

ingred name: potassium pentaborate
cas: 11128-29-3
fraction by wt: 1-5%
other rec limits: none recommended

ingred name: sodium dodecyl sulfate (dodecyl sulfate, sodium salt)
cas: 151-21-3
rtecs #: wt1050000
fraction by wt: 0-0.5%
other rec limits: none recommended

ingred name: water
cas: 7732-18-5
rtecs #: zc0110000
fraction by wt: 10-20%
other rec limits: none recommended
osha pel: not relevant
acgih tlv: not relevant

MSDS CHQGF BLACK FLUX

Hazards

Ld50 lc50 mixture: not given for product as a whole
routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: ingestion may cause gastrointestinal
irritation. Large amounts may be fatal. May be absorbed through
skin resulting in systemic poisoning. Inhalation may cause
respiratory tract and mucous membrane ir ritation. Skin contact may
cause fluoride burns. Eye contact causes irritation and may cause
burns.

explanation of carcinogenicity: this compound contains no ingredients at
concentrations of 0.1% or greater that are carcinogens or suspect
carcinogens.

effects of overexposure: abdominal pain, diarrhea, vomiting, excees
salivation, thirst, perspiration, painful spasms of the limbs,
death. Respiratory tract irritation, mucous membrane irritation,
nasal discharge, nosebleeds, coughing sore throat, labored
breathing, pulmonary edema, fluoride burns, eye irritation, eye
irritation, burns.

medical cond aggravated by exposure: prolonged or repeated inhalation
and ingestion may cause delayed injury involving the kidneys and
the blood, gastrointestinal, nervous and reproductive systems.

First Aid

First aid: eyes: flush with water for 15 minutes while holding eyelids
open. Get medical attention. Skin: remove contaminated clothing.

wash with soap and water. If irritation persist, get medical
attention. Inh alation: remove to fresh air. Restore breathing. Get
medical attention. Ingestion: do not induce vomiting. Give large
quantities of water. Call physician or poison control asap.

Chemical Properties

Hcc: n1
boiling pt: b.P. Text: not given
melt/freeze pt: m.P/f.P text: not given
decomp temp: decomp text: not given
vapor pres: not given
vapor density: not given
spec gravity: 1.20
viscosity: not given
evaporation rate & reference: not given
solubility in water: complete
appearance and odor: black creamy paste with no characteristic odor
percent volatiles by volume: 70.7

Reactivity

Stability indicator/materials to avoid: yes
strong acids and alkalines.

stability condition to avoid: temperatures above or at 225c.

hazardous decomposition products: hydrochloric acid, zinc oxide.

Proper Disposal

Waste disposal methods: prevent waste from contaminating surrounding
environment. Discard any product, residue, disposal container or
liner in accordance with all federal, state and local regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: potassium borate
cas: 1332-77-0
other rec limits: none recommended

ingred name: boric acid
cas: 10043-35-3
rtecs #: ed4550000
other rec limits: none recommended
osha pel: 10 mg borates/m3
acgih tlv: 5 mg borates/m3

ingred name: potassium pentaborate
cas: 11128-29-3
other rec limits: none recommended

ingred name: potassium hydrogen fluoride
cas: 7789-29-9
rtecs #: ts6650000
other rec limits: none recommended

ingred name: dodecyl sulfate, sodium salt
cas: 151-21-3
rtecs #: wt1050000
other rec limits: none recommended

ingred name: boron
cas: 7440-42-8
rtecs #: ed7350000
other rec limits: none recommended
osha pel: 10 mg b203/m3
acgih tlv: 10 mg b2o3/m3

ingred name: water
cas: 7732-18-5
rtecs #: zc0110000
other rec limits: none recommended

MSDS CHQGG NICKEL SILVER FLUX

Hazards

Ld50 lc50 mixture: not given for product as a whole
routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: ingestion may cause nausea, vomiting,
diarrhea and after 24 hours, exythema, macular skin rash,
dizziness. Inhalation may aggravate cheonic respiratory conditions.

eye contact may cause irritation. .

explanation of carcinogenicity: this compound contains no ingredients at
concentrations of 0.1% or greater that are carcinogens or suspect
carcinogens.

effects of overexposure: nausea, vomiting, diarrhea, skin redness,
peeling, macular skin rash, dizziness, exythema, respiratory
irritation eye irritation.

medical cond aggravated by exposure: may aggravate chronic respiratory
conditions.

First Aid

First aid: eyes: flush with water for 15 minutes while holding eyelids
open. Get medical attention. Skin: remove contaminated clothing.

wash with soap and water. If irritation persist, get medical
attention. Inh alation: remove to fresh air. Restore breathing. Get
medical attention. Ingestion: drink large amounts of water or milk.

consult a physician.

Chemical Properties

Hcc: n1
boiling pt: b.P. Text: not given
melt/freeze pt: m.P/f.P text: not given
decomp temp: decomp text: not given
vapor pres: not given
vapor density: not given
spec gravity: not given
viscosity: not given
evaporation rate & reference: not given
solubility in water: complete
appearance and odor: silver paste with no characteristic odor

Reactivity

Stability indicator/materials to avoid: yes
zirconium metal
stability condition to avoid: none specified by manufacturer.

hazardous decomposition products: none specified by manufacturer.

Proper Disposal

Waste disposal methods: prevent waste from contaminating surrounding
environment. Discard any product, residue, disposal container or
liner in accordance with all federal, state and local regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: boric acid
cas: 10043-35-3
rtecs #: ed4550000
other rec limits: none recommended
osha pel: 10 mg borates/m3
acgih tlv: 5 mg borates/m3

ingred name: sodium tetraborate, decahydrate
cas: 1303-96-4
rtecs #: vz2275000
other rec limits: none recommended
osha pel: 10 mg/m3
acgih tlv: 5 mg/m3; 9596

MSDS CHQGH LIQUID SOLDERING FLUX

Hazards

Ld50 lc50 mixture: not given for product as a whole
routes of entry: inhalation: yes skin: yes ingestion: no
reports of carcinogenicity: ntp: no iarc: no osha: no
health hazards acute and chronic: ingestion may cause gastrointestinal
irritation. Large amounts may be fatal. May be absorbed through
skin resulting in systemic poisoning. Inhalation may cause
respiratory tract and mucous membrane ir ritation. Skin contact may
cause fluoride burns. Eye contact causes irritation and may cause
burns.

explanation of carcinogenicity: this compound contains no ingredients at
concentrations of 0.1% or greater that are carcinogens or suspect
carcinogens.

effects of overexposure: abdominal pain, diarrhea, vomiting, excees
salivation, thirst, perspiration, painful spasms of the limbs,
death. Respiratory tract irritation, mucous membrane irritation,
nasal discharge, nosebleeds, coughing sore throat, labored
breathing, pulmonary edema, fluoride burns, eye irritation, eye
irritation, burns.

medical cond aggravated by exposure: prolonged or repeated inhalation
and ingestion may cause delayed injury involving the kidneys and
the blood, gastrointestinal, nervous and reproductive systems.

First Aid

First aid: eyes: flush with water for 15 minutes while holding eyelids
open. Get medical attention. Skin: remove contaminated clothing.

wash with soap and water. If irritation persist, get medical
attention. Inh alation: remove to fresh air. Restore breathing. Get
medical attention. Ingestion: do not induce vomiting. Give large
quantities of water. Call physician or poison control asap.

Chemical Properties

Hcc: n1
boiling pt: b.P. Text: not given
melt/freeze pt: m.P/f.P text: not given
decomp temp: decomp text: not given
vapor pres: not given
vapor density: not given
spec gravity: 1.59
viscosity: not given
evaporation rate & reference: not given
solubility in water: complete
appearance and odor: smooth white paste with no characteristic odor
percent volatiles by volume: 70.7

Reactivity

Stability indicator/materials to avoid: yes
strong acids and alkalines.

stability condition to avoid: temperatures above or at 225c.

hazardous decomposition products: hydrochloric acid, zinc oxide.

Proper Disposal

Waste disposal methods: prevent waste from contaminating surrounding
environment. Discard any product, residue, disposal container or
liner in accordance with all federal, state and local regulations.

disclaimer (provided with this information by the compiling agencies):
this information is formulated for use by elements of the department
of defense. the united states of america in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.

Ingredients List

Ingred name: water
cas: 7732-18-5
rtecs #: zc0110000
other rec limits: none recommended

ingred name: potassium hydrogen fluoride
cas: 7789-29-9
rtecs #: ts6650000
other rec limits: none recommended

ingred name: potassium borate
cas: 1332-77-0
other rec limits: none recommended

ingred name: potassium pentaborate
cas: 11128-29-3
other rec limits: none recommended

ingred name: boric acid
cas: 10043-35-3
rtecs #: ed4550000
other rec limits: none recommended
osha pel: 10 mg borates/m3
acgih tlv: 5 mg borates/m3