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NSN 4820-00-001-0037

Description: Safety relief valve nsn 4820-00-001-0037 and part number(s) with same form, fit, and function: d559a3m2.

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NSN: 4820-00-001-0037
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Safety Relief Valve NSN 4820-00-001-0037 Datasheet

  • Nominal Pipe Size Accommodated:
    0.375 inches 1st end
  • Thread Direction:
    Right-hand 1st end
  • Flow Control Device:
    Poppet
  • Bonnet Type:
    Inside screw
  • Bonnet Attachment Method:
    Threaded
  • Disk Loading Method:
    Spring
  • Maximum Operating Temp:
    280.0 deg fahrenheit single response
  • Connection Style:
    G46b plain (pipe) 1st end
  • Connection Style:
    Plain (pipe) 1st end
  • Valve Operation Method:
    Automatic
  • Connection Type:
    Threaded external pipe 1st end
  • Maximum Operating Pressure:
    200.0 pounds per square inch single response
  • Nominal Thread Size:
    0.375 inches 1st end
  • Opening Pressure Setting:
    2.0 pounds per square inch
  • Material:
    Aluminum alloy 2024 flow control device and rubber butadiene-acrylonitrile class nbr flow control device
  • Material:
    Aluminum alloy 2024 body
  • Material Document And Classification:
    Qq-a-225/6,alloy2024,t4 fed spec single material response body
  • Material Document And Classification:
    Qq-a-225/6,alloy2024,t4 fed spec single material response seat
  • Media For Which Designed:
    Air 1st response
  • Media For Which Designed:
    Hydrogen 4th response
  • Surface Treatment:
    Anodize
  • Surface Treatment Document And Classification:
    Mil-a-8625,ty 1 mil spec single treatment response
  • Style Designator:
    C5 straight thru w/baffle
  • Style Designator:
    Straight thru w/baffle
  • Thread Series Designator:
    Npt 1st end

Identification:

NIIN: 000010037
NSN: 4820000010037
DEMIL Code: A
DEMIL Code Meaning: Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations.
ADPE:
CRITL: X
ENAC:
ESD:
HMIC: N
PMIC: U

Freight Codes:

NMF Desc: Pressure Reg/red/relief Valves Noi
NMFC: 127220
UFC: 64490
LTL: 77.5
LCL:
WCC: Pumps and parts, (machinery and parts),(less than 35 feet)
TCC: No special type of cargo code applicable
SHC: Other or no special handling required (sh)
ADC: Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC: Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
ASH: No special handling required.

Management Codes:

CTL: ------- (MOE: DS)
SOS: SMS
AAC: Not stocked, centrally procured # (non-stocked items). imm/service centrally managed but not stocked item. procurement will be initiated only after receipt of a requisition.
CIIC:
RC:
QUP: 1
UI: EA
SLC: 0

Schedule B & Trade:

8481400000 (NAICS 332911)
Safety or relief valves
SITC:
74740

Safety or relief valves

End Use:
21180

Industrial machines, other

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
What NATO entities are users of this NSN?
United States
How is national stock number 4820-00-001-0037 defined?
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.
Does this item require Demilitarization?
Non-usml/non-ccli - no demil or dod tsc required. department of commerce may impose licensing requirements to certain destinations. (note 9).
Is this item ITAR controlled?
No. This item is not ITAR Controlled.
When was this national stock number assigned to the federal catalog?
Sep 24, 1972

Replacements and Cancellations:

4820-00-001-0037 is not a replacement of any national stock number and has not been cancelled or replaced itself.