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4820-01-129-9949

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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Featured Parts

662163-1
5360-00-908-8498
Compression Helical Spring
662163-2
5355-00-411-2882
Knob
66216C4
5310-01-334-9971
Hexagon Self-Locking Nut
66217
5365-00-979-1009
Shim
662179C1
5331-01-338-6645
O-Ring
662184548
5360-01-246-1888
Compression Helical Spring
662184549
5360-01-247-7077
Compression Helical Spring
66218457
5360-01-246-1211
Compression Helical Spring

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Official Item Classification

Name
Pressure and Temper Relief Valve
(NSN) National Stock Number
4820-01-129-9949
(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
04/15/1982 (44 years ago)

zzzy criticality code justification, quality assurance testing in accordance with navy level 1 assurance guide reference number differentiating characteristics

Specs & Compatibility

Criticality Code Justification

zzzy

Reference Number Differentiating Characteristics

quality assurance testing in accordance with navy level 1 assurance guide

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
S1E10035 REV D PTV3D10084-01L1 Pressure and Temper Relief Valve
V3D10084-01 Pressure and Temper Relief Valve
V3D10084-01L1 Pressure and Temper Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-129-9949?
The FSCG of the NSN 4820-01-129-9949 is 4820
Does the NSN 4820-01-129-9949 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-129-9949 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-129-9949 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-129-9949 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 4820-01-129-9949 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Thu, Apr 15, 1982