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8564-081PC014 Safety Relief Valve

4820-00-835-6001

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Official Item Classification

Name
Safety Relief Valve
Part Number
8564-081PC014
(NSN) National Stock Number
4820-00-835-6001
(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)

poppet flow control device, 0.500 inches 1st end nominal pipe size accommodated, 150.0 fahrenheit single response maximum operating temp, streamlined with one brazing ring 1st end connection style, spring disk loading method

Specs & Compatibility

Nominal Pipe Size Accommodated

0.500 inches 1st end

Flow Control Device

poppet

Disk Loading Method

spring

Maximum Operating Temp

150.0 fahrenheit single response

Connection Style

streamlined with one brazing ring 1st end

Valve Operation Method

automatic

Connection Type

unthreaded internal pipe 1st end

Adjustable Pressure Range

+121.0 to 135.0 pounds per square inch

Maximum Operating Pressure

4000.0 pounds per square inch single response

Material

copper alloy body

Material

copper alloy stem

Material

nickel alloy seat

Media For Which Designed

water, salt single response

Style Designator

angle

Reference Number Differentiating Characteristics

as differentiated by mfg spec type a1,class c

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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
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9864-081PC014 Safety Relief Valve
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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-835-6001?
The FSCG of the NSN 4820-00-835-6001 is 4820
Does the NSN 4820-00-835-6001 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-835-6001 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 4820-00-835-6001 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-835-6001 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 4820-00-835-6001 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963