4820-01-301-7988

Find complete technical information, availability, and procurement data for: 4820-01-301-7988
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-301-7988

Item Name Code

20962

Assigment Date

06/03/1989 (37 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

threaded bonnet attachment method, plain,optional end(pipe) all ends connection style, right-hand all ends thread direction, manual valve operation method, inside screw bonnet type

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
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 5000.0 pounds per square inch single response
Nominal Thread Size: 0.250 inches all ends
Material: plastic polychlorotrifluoroethylene seat
Material: steel comp 316 body
Material: steel comp 316 stem
Media For Which Designed: oxygen, liquid single response
Style Designator: cross
Thread Series Designator: npt all ends
Reference Number Differentiating Characteristics: cleaning shall be in accordance with mil-c-52211 (for oxygen service)

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
1551AS693	Ball Valve
1551AS693-1	Ball Valve
SS-83XKF4-W1	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-301-7988?

The FSCG of the NSN 4820-01-301-7988 is 4820

Does the NSN 4820-01-301-7988 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-301-7988 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 4820-01-301-7988 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-301-7988 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 4820-01-301-7988 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sat, Jun 3, 1989