4820-01-359-0551

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Safety Relief Valve

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Official Item Classification

Name: Safety Relief Valve
(NSN) National Stock Number: 4820-01-359-0551
(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: 05/28/1992 (34 years ago)

spool flow control device, right-hand all ends thread direction, threaded bonnet attachment method, plain,optional end(pipe) all ends connection style, inside screw bonnet type

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

spool

Bonnet Type

inside screw

Bonnet Attachment Method

threaded

Connection Style

plain,optional end(pipe) all ends

Valve Operation Method

automatic

Connection Type

threaded internal pipe all ends

Maximum Operating Pressure

3000.0 pounds per square inch single response

Nominal Thread Size

0.750 inches all ends

Opening Pressure Setting

1500.0 pounds per square inch

Material

aluminum alloy body

Media For Which Designed

oil single response

Style Designator

angle

Thread Series Designator

nptf 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
1AR15-P6-30SV	Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-359-0551?

The FSCG of the NSN 4820-01-359-0551 is 4820

Does the NSN 4820-01-359-0551 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-359-0551 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 4820-01-359-0551 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-359-0551 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 4820-01-359-0551 was assigned to the Federal Catalog?

It was assigned 34 years ago, on Thu, May 28, 1992