A3241021

View detailed technical data, stock status, and sourcing information for: A3241021

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A3241021
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-089-9881
Item Name Code
05487
Assigment Date
08/11/1967 (58 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.

automatic valve operation method, threaded internal boss all ends connection type, 2b all ends thread class, gasket seal (boss) all ends connection style, 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
2b all ends
Thread Direction
right-hand all ends
Connection Style
gasket seal (boss) all ends
Valve Operation Method
automatic
Connection Type
threaded internal boss all ends
Mounting Position
horizontal or vertical
Thread Quantity Per Inch
12 all ends
Maximum Operating Pressure
5000.0 pounds per square inch single response
Nominal Thread Size
1.625 inches all ends
Material
steel body
Style Designator
straight thru
Thread Series Designator
un all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-01-260-0847 No Name Available 10/01/1987

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
1002292-01 Check Valve
3C16-20T3 Check Valve
3C16-20T3M300 Check Valve
3C16-20T3N300 Check Valve
A3241021 Check Valve

FAQs

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

What is the FSCG of the NSN 4820-00-089-9881?
The FSCG of the NSN 4820-00-089-9881 is 4820
Does NSN 4820-00-089-9881 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 4820-00-089-9881 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-089-9881 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 4820-00-089-9881 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Aug 11, 1967

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