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5801PC140 Safety Relief Valve

4820-00-852-5267

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Official Item Classification

Name
Safety Relief Valve
Part Number
5801PC140
(NSN) National Stock Number
4820-00-852-5267
(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
11/22/1966 (59 years ago)

inside spring bonnet type, right-hand all ends thread direction, spring disk loading method, disk flow control device, threaded bonnet attachment method

Specs & Compatibility

Thread Direction

right-hand all ends

Flow Control Device

disk

Bonnet Type

inside spring

Bonnet Attachment Method

threaded

Disk Loading Method

spring

Connection Style

plain (pipe) 1st end

Connection Style

plain,optional end(pipe) 2nd end

Valve Operation Method

automatic

Connection Type

threaded external pipe 1st end

Connection Type

threaded internal pipe 2nd end

Features Provided

valve stem lock shield

Maximum Operating Pressure

300.0 pounds per square inch single response

Nominal Thread Size

0.500 inches all ends

Opening Pressure Setting

155.0 pounds per square inch

Material

bronze overall

Media For Which Designed

water, fresh single response

Style Designator

angle

Thread Series Designator

npt all ends

Replacement For

Part Number Description
4820-00-233-7751 No Name Available 07/01/1983
4820-00-446-3567 No Name Available 08/01/1987

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

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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-852-5267?
The FSCG of the NSN 4820-00-852-5267 is 4820
Does the NSN 4820-00-852-5267 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-852-5267 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 4820-00-852-5267 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-852-5267 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 4820-00-852-5267 was assigned to the Federal Catalog?
It was assigned 59 years ago, on Tue, Nov 22, 1966