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4820-01-256-8554

Pressure and Temper Relief Valve

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

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Official Item Classification

Name
Pressure and Temper Relief Valve
(NSN) National Stock Number
4820-01-256-8554
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
16996
(FIIG) Federal Item Identification Guide
A07100
Date
06/09/1987 (39 years ago)

cleaning, packaging, and marking iaw the latest revision of mil-std-1330 reference number differentiating characteristics, zzzy criticality code justification

Specs & Compatibility

Criticality Code Justification

zzzy

Reference Number Differentiating Characteristics

cleaning, packaging, and marking iaw the latest revision of mil-std-1330

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
S

The item is a non-aviation critical safety item (csi) whose failure will result in serious damage to equipment or serious injury or death to personnel.

Hazardous Metals Indicator
N

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

Pseudo Item Name Code

0016996

Related Hardware Products

Part Number Description
20270-00787B Pressure and Temper Relief Valve
20270-00787BCP Pressure and Temper Relief Valve
D42UU-07 1/2 X 3/4 Pressure and Temper Relief Valve
D42UU-07S-1/2-3/4 Pressure and Temper Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-256-8554?
The FSCG of the NSN 4820-01-256-8554 is 4820
Does the NSN 4820-01-256-8554 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-256-8554 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 4820-01-256-8554 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-256-8554 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4820-01-256-8554 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Tue, Jun 9, 1987