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4820-01-565-6499

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-01-565-6499
(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
08/01/2008 (18 years ago)

external seat for gasket seal (boss) 1st end connection style, threaded cartridge 1st end connection type, 30.0 gallons per minute valve discharge flow rate, automatic valve operation method, 93.0 celsius single response maximum operating temp

Specs & Compatibility

Valve Discharge Flow Rate

30.0 gallons per minute

Maximum Operating Temp

93.0 celsius single response

Connection Style

external seat for gasket seal (boss) 1st end

Valve Operation Method

automatic

Connection Type

threaded cartridge 1st end

Maximum Operating Pressure

5000.0 pounds per square inch single response

Part Name Assigned By Controlling Agency

valve, pilot relief

Special Features

pilot operated, screw-in cartridge valve

Material

steel overall

Media For Which Designed

oil, hydraulic 1st response

Style Designator

screw-in cartridge

Thread Series Designator

unf 1st end

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
C130706 Safety Relief Valve
FV2199051 Safety Relief Valve
M2303-820010 Safety Relief Valve
RAH101S50 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-565-6499?
The FSCG of the NSN 4820-01-565-6499 is 4820
Does the NSN 4820-01-565-6499 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-01-565-6499 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 4820-01-565-6499 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-565-6499 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 4820-01-565-6499 was assigned to the Federal Catalog?
It was assigned 18 years ago, on Fri, Aug 1, 2008