4820-00-253-9012

Find complete technical information, availability, and procurement data for: 4820-00-253-9012
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-253-9012

Item Name Code

05487

Assigment Date

07/25/1969 (57 years ago)

spring disk loading method, 3a all ends thread class, poppet flow control device, 275.0 fahrenheit single response maximum operating temp, right-hand all ends thread direction

Product Characteristics

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

Thread Class: 3a all ends
Thread Direction: right-hand all ends
Flow Control Device: poppet
Disk Loading Method: spring
Maximum Operating Temp: 275.0 fahrenheit single response
Connection Style: flareless all ends
Valve Operation Method: automatic
Connection Type: threaded external tube all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 0.750 inches all ends
Seat Angle: 12.0 degrees all ends
Material: steel comp 630 overall
Material Document And Classification: ams 5643 assn std single material response overall
Style Designator: straight thru
Thread Series Designator: unjf all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-00-058-0696	No Name Available	01/10/2008

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
2646-8	Check Valve
CVC4120-8	Check Valve
CVC4124-8	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-253-9012?

The FSCG of the NSN 4820-00-253-9012 is 4820

Does the NSN 4820-00-253-9012 have a Schedule B code assigned?

Yes, the Schedule B code is 8481302090

Does NSN 4820-00-253-9012 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 4820-00-253-9012 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-253-9012 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 4820-00-253-9012 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Jul 25, 1969