4820-01-129-7662

Find complete technical information, availability, and procurement data for: 4820-01-129-7662
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-129-7662

Item Name Code

05487

Assigment Date

04/10/1982 (44 years ago)

A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

disk flow control device, plain, optional end (pipe) all ends connection style, automatic valve operation method, -65.0 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 Direction: right-hand all ends
Flow Control Device: disk
Maximum Operating Temp: -65.0 fahrenheit single response
Connection Style: plain, optional end (pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Mounting Position: horizontal or vertical
Maximum Operating Pressure: 500.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: copper alloy body
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Thread Series Designator: npt all ends

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
451-0194	Check Valve
51-0194	Check Valve
81-C-04	Check Valve

FAQs

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

What is the FSCG of the NSN 4820-01-129-7662?

The FSCG of the NSN 4820-01-129-7662 is 4820

Does the NSN 4820-01-129-7662 have a Schedule B code assigned?

Yes, the Schedule B code is 8481301090

Does NSN 4820-01-129-7662 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 4820-01-129-7662 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-129-7662 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 4820-01-129-7662 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sat, Apr 10, 1982