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W7710PC238 Safety Relief Valve

4820-00-446-3311

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Official Item Classification

Name
Safety Relief Valve
Part Number
W7710PC238
(NSN) National Stock Number
4820-00-446-3311
(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
01/01/1963 (63 years ago)

integral bonnet attachment method, disk flow control device, inside screw bonnet type, 0.750 inches 1st end nominal pipe size accommodated, right-hand 1st end thread direction

Specs & Compatibility

Nominal Pipe Size Accommodated

0.750 inches 1st end

Thread Direction

right-hand 1st end

Flow Control Device

disk

Bonnet Type

inside screw

Bonnet Attachment Method

integral

Disk Loading Method

spring

Connection Style

plain (pipe) 1st end

Valve Operation Method

automatic or manual

Connection Type

threaded external pipe 1st end

Adjustable Pressure Range

+105.0 to 115.0 pounds per square inch

Maximum Operating Pressure

250.0 pounds per square inch single response

Nominal Thread Size

0.750 inches 1st end

Material

copper alloy overall

Media For Which Designed

air 1st response

Media For Which Designed

fuel/oil, hydrocarbon 2nd response

Style Designator

straight thru

Thread Series Designator

npt 1st end

Replacement For

Part Number Description
4820-00-963-0003 No Name Available 09/01/2023

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 4820-00-446-3311?
The FSCG of the NSN 4820-00-446-3311 is 4820
Does the NSN 4820-00-446-3311 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-446-3311 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 4820-00-446-3311 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-446-3311 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 4820-00-446-3311 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963