4820-01-533-8327

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Safety Relief Valve

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Official Item Classification

Name: Safety Relief Valve
(NSN) National Stock Number: 4820-01-533-8327
(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: 09/28/2005 (21 years ago)

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

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

piston

Maximum Operating Temp

250.0 fahrenheit single response

Connection Style

plain,optional end(pipe) all ends

Valve Operation Method

automatic

Connection Type

threaded internal pipe all ends

Maximum Operating Pressure

200.0 pounds per square inch single response

Nominal Thread Size

1.000 inches all ends

Part Name Assigned By Controlling Agency

positive reseating relief valve

Material

copper alloy body

Media For Which Designed

water-oil-gas single response

Style Designator

angle

Thread Series Designator

npt all ends

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

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

Hazardous Metals Indicator

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
1IN 150 PL0335	Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-533-8327?

The FSCG of the NSN 4820-01-533-8327 is 4820

Does the NSN 4820-01-533-8327 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-533-8327 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 4820-01-533-8327 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-533-8327 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 4820-01-533-8327 was assigned to the Federal Catalog?

It was assigned 21 years ago, on Wed, Sep 28, 2005