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4820-01-325-0702

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-325-0702
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05488
(FIIG) Federal Item Identification Guide
A046B0
Date
08/28/1990 (36 years ago)

plain,optional end(pipe) 2nd end connection style, 3b 2nd end thread class, right-hand 2nd end thread direction, threaded internal tube 2nd end connection type, automatic valve operation method

Specs & Compatibility

Thread Class

3b 2nd end

Thread Direction

right-hand 2nd end

Connection Style

plain,optional end(pipe) 2nd end

Valve Operation Method

automatic

Connection Type

threaded internal tube 2nd end

Nominal Thread Size

0.875 inches 2nd end

Nominal Outside Diameter Tube Accommodated

0.625 inches 2nd end

Special Features

cartridge type

Style Designator

screw-in cartridge

Thread Series Designator

unf 2nd end

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

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

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

0005488

Related Hardware Products

Part Number Description
H-203-9 Safety Relief Valve
PSV1-10-S-0-12/8 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-325-0702?
The FSCG of the NSN 4820-01-325-0702 is 4820
Does the NSN 4820-01-325-0702 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-325-0702 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 4820-01-325-0702 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-325-0702 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 4820-01-325-0702 was assigned to the Federal Catalog?
It was assigned 36 years ago, on Tue, Aug 28, 1990