4820-01-303-0048

Find complete technical information, availability, and procurement data for: 4820-01-303-0048
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-303-0048

Item Name Code

20962

Assigment Date

06/23/1989 (37 years ago)

A valve specifically designed for installation in an air brake system. It is used on trailers, long wheel base vehicles, as well as multiple rear axle vehicles. It serves to speed and synchronize the application and release of air operated service or parking brakes. It may include emergency features for trailer application.

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

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: 2000.0 pounds per square inch single response
Nominal Thread Size: 0.375 inches all ends
Material: plastic polytetrafluoroethylene seat
Material: steel body
Material: steel corrosion resisting stem
Media For Which Designed: water-oil-gas single response
Style Designator: straight thru
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 lever

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
73-102-00	Ball Valve
73-102-3/8INCH	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-303-0048?

The FSCG of the NSN 4820-01-303-0048 is 4820

Does the NSN 4820-01-303-0048 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-303-0048 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 4820-01-303-0048 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-303-0048 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 4820-01-303-0048 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Fri, Jun 23, 1989