Safety Relief Valve

NSN: 4820-00-006-4010 | Model: 559A-1M-90

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Description

Aluminum material, maximum operating temperature: 250 degrees fahrenheit single response

NSN Properties and Flags

NATO Stock Number

4820-00-006-4010

DEMIL

Thread Direction

Right-hand 1st end

Flow Control Device

Poppet

Disk Loading Method

Spring

Operating Temp

up to 250 degrees fahrenheit single response

Connection Style

Plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Operating Pressure

up to 200 pounds per square inch single response

Nominal Thread Size

0.125 inches 1st end

Opening Pressure Setting

90 pounds per square inch

Special Features

Pop-off type

Material

Aluminum alloy body lining

Material Document and Classification

Qq-a-628,alloy2024 fed spec single material response body lining

Media For Which Designed

Ammonia, gaseous 3rd response

Style Designator

C8 straight thru note: to be used for valve bodies of one section only.

Thread Series Designator

Npt 1st end

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.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4820-00-006-4010 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

559A-1M-90
7LV221-90
632869-10
559A-1M-90
632869

Cage Codes:

Transdigm, Inc. (CAGE 81833)
Saf Industries Llc (CAGE 26044)
Lockheed Martin Corporation (CAGE 56232)
Circor Aerospace, Inc. (CAGE 91816)

Schedule B & Trade:

Schedule B: 8481400000 (NAICS 332911)

Safety or relief valves
SITC: 74740

Safety or relief valves
End Use: 21180

Industrial machines, other

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

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:

127220 - Pressure reg/red/relief valves noi
WCC:

594 - Pumps and parts, (machinery and parts),(less than 35 feet)
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:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

P - 77.5
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $156.86 to $261.43..
Does NSN 4820-00-006-4010 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 Navy
What is the NIIN of NSN 4820-00-006-4010?
000064010 or 00-006-4010
Does NSN 4820-00-006-4010 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-006-4010?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 19, 1972