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4820-00-005-4910

Safety Relief Valve

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Official Item Classification

Name
Safety Relief Valve
(NSN) National Stock Number
4820-00-005-4910
(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
06/16/1972 (54 years ago)

copper material, Maximum Operating Temp: 250 degree fahrenheit single response, Opening Pressure Setting: 100 pounds per square inch

Specs & Compatibility

Style Designator

Err-090

Media For Which Designed

Air single response

Material

Rubber butadiene-acrylonitrile class nbr seat

Flow Control Device

Disk

Thread Direction

Right-hand 1st end

Disk Loading Method

Spring

Maximum Operating Temp

250 degree fahrenheit single response

Connection Style

Plain (pipe) 1st end

Connection Style

G46b plain (pipe) 1st end

Valve Operation Method

Automatic

Connection Type

Threaded external pipe 1st end

Maximum Operating Pressure

200 pounds per square inch single response

Nominal Thread Size

0.25 inches 1st end

Opening Pressure Setting

100 pounds per square inch

Material

Copper alloy body

Material

Plastic flow control device

Style Designator

Angle

Thread Series Designator

Npt 1st end

Replacement For

Part Number Description
4820-00-964-3159 No Name Available 01/01/2009

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

Related Hardware Products

Part Number Description
1002-100PSIG Safety Relief Valve
128-100 Safety Relief Valve
128A100 Safety Relief Valve
16-006-005 Safety Relief Valve
16-006-101 Safety Relief Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-005-4910?
The FSCG of the NSN 4820-00-005-4910 is 4820
Does the NSN 4820-00-005-4910 have a Schedule B code assigned?
Yes, the Schedule B code is 8481400000
Does NSN 4820-00-005-4910 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 4820-00-005-4910 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-005-4910 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 4820-00-005-4910 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, Jun 16, 1972