4820-01-113-2977

Find complete technical information, availability, and procurement data for: 4820-01-113-2977
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-113-2977

Item Name Code

20962

Assigment Date

05/20/1981 (45 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.

pressed-in renewable seat ring type, 2.500 inches 1st end nominal pipe size accommodated, inside screw bonnet type, 450.0 fahrenheit single response maximum operating temp, threaded bonnet attachment method

Product Characteristics

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

Nominal Pipe Size Accommodated: 2.500 inches 1st end
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Renewable Seat Ring Type: pressed-in
Maximum Operating Temp: 450.0 fahrenheit single response
End Item Identification: used in compressed air system onboard 270 ft wmec coast guard vessels
Connection Style: socket 1st end
Valve Operation Method: manual
Connection Type: unthreaded internal pipe 1st end
Maximum Operating Pressure: 300.0 pounds per square inch single response
Material: copper alloy body
Material: plastic polytetrafluoroethylene seat
Material: steel corrosion resisting stem
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru

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
SP-B-18-SB-2	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-113-2977?

The FSCG of the NSN 4820-01-113-2977 is 4820

Does the NSN 4820-01-113-2977 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-01-113-2977 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 4820-01-113-2977 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-113-2977 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 4820-01-113-2977 was assigned to the Federal Catalog?

It was assigned 45 years ago, on Wed, May 20, 1981