G281610-1

View detailed technical data, stock status, and sourcing information for: G281610-1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-953-1970

Item Name Code

05488

Assigment Date

05/09/1966 (60 years ago)

spring disk loading method, poppet flow control device, right-hand all ends thread direction, plain (pipe) all ends connection style, 400.0 fahrenheit single response maximum operating temp

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 400.0 fahrenheit single response
Connection Style: plain (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded external pipe all ends
Maximum Operating Pressure: 200.0 pounds per square inch single response
Nominal Thread Size: 0.125 inches all ends
Opening Pressure Setting: 21.0 pounds per square inch
Material: aluminum alloy 2024 and rubber silicone class q flow control device
Material: aluminum alloy 2024 body
Material: aluminum alloy 2024 seat
Material Document And Classification: qq-a-225/6,alloy2024,t4 fed spec 1st material response flow control device
Material Document And Classification: qq-a-225/6,alloy2024,t4 fed spec single material response body
Material Document And Classification: qq-a-225/6,alloy2024,t4 fed spec single material response seat
Media For Which Designed: air 1st response
Media For Which Designed: oil, chlorinated transformer 2nd response
Surface Treatment: anodize
Surface Treatment Document And Classification: mil-a-8625,ty 1 mil spec single treatment response
Style Designator: straight thru
Thread Series Designator: npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-068-3925	No Name Available	03/01/1998

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
232-001-0003	Safety Relief Valve
524A1M21	Safety Relief Valve
G281610-1	Safety Relief Valve
P9-644-23	Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-00-953-1970?

The FSCG of the NSN 4820-00-953-1970 is 4820

Does the NSN 4820-00-953-1970 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-00-953-1970 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 4820-00-953-1970 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-953-1970 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 4820-00-953-1970 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Mon, May 9, 1966