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4820-01-232-7013

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-232-7013
(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
05/19/1986 (40 years ago)

right-hand all ends thread direction, 250.0 fahrenheit single response maximum operating temp, plain (pipe) all ends connection style, poppet flow control device, automatic valve operation method

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

poppet

Maximum Operating Temp

250.0 fahrenheit single response

Connection Style

plain (pipe) all ends

Valve Operation Method

automatic

Connection Type

threaded external pipe all ends

Maximum Operating Pressure

600.0 pounds per square inch single response

Nominal Thread Size

0.250 inches all ends

Opening Pressure Setting

10.0 pounds per square inch

Material

rubber synthetic packing

Material

steel comp 302 flow control device

Material

steel comp 316 body

Material Document And Classification

ams3242 assn std single material response packing

Media For Which Designed

acetylene 5th response

Media For Which Designed

air 1st response

Media For Which Designed

carbon dioxide 4th response

Media For Which Designed

helium 2nd response

Media For Which Designed

hydrogen 3rd response

Style Designator

straight thru w/baffle

Thread Series Designator

npt all ends

Furnished Items And Quantity

1 deflector cap

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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
9172Y070 Safety Relief Valve
D573T1-2M-10 Safety Relief Valve
D7086 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-232-7013?
The FSCG of the NSN 4820-01-232-7013 is 4820
Does the NSN 4820-01-232-7013 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-232-7013 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 4820-01-232-7013 contain precious materials?
Precious metal content is unknown
Does NSN 4820-01-232-7013 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 4820-01-232-7013 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Mon, May 19, 1986