4820-01-248-5147

Find complete technical information, availability, and procurement data for: 4820-01-248-5147
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-248-5147 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-248-5147

Item Name Code

20962

Assigment Date

01/24/1987 (39 years ago)

A valve designed to relieve internal pressure from gear housings, automotive axles, differentials, transmissions and the like. May or may not be threaded on one end. For items with relief pressure ratings see valve (1), safety relief.

450.0 fahrenheit single response maximum operating temp, bolted bonnet attachment method, inside screw bonnet type, plain,optional end(pipe) 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 Direction: right-hand all ends
Bonnet Type: inside screw
Bonnet Attachment Method: bolted
Maximum Operating Temp: 450.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: manual
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 300.0 pounds per square inch single response
Nominal Thread Size: 2.000 inches all ends
Material: copper alloy body
Material: plastic polytetrafluoroethylene seat
Material: steel corrosion resisting stem
Media For Which Designed: air 1st response
Media For Which Designed: steam 2nd response
Media For Which Designed: water-oil-gas 3rd response
Style Designator: cross
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
BTC-B-17-S2/P2C1	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-248-5147?

The FSCG of the NSN 4820-01-248-5147 is 4820

Does the NSN 4820-01-248-5147 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-01-248-5147 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 4820-01-248-5147 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-248-5147 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 4820-01-248-5147 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Sat, Jan 24, 1987