4820-01-178-4831

Find complete technical information, availability, and procurement data for: 4820-01-178-4831
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 4820-01-178-4831 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

4820-01-178-4831

Item Name Code

20962

Assigment Date

05/05/1984 (42 years ago)

A switch actuated by an external plunger and designed to be mounted on a vehicle for the purpose of switching the headlights from high beam to low beam or vice versa. Excludes:switch, push and switch, foot.

right-hand 1st end thread direction, 100.0 pounds per square inch single response maximum operating pressure, manual valve operation method, 0.500 inches 1st end nominal thread size, plain,optional end(pipe) 1st end 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 1st end
Connection Style: plain,optional end(pipe) 1st end
Valve Operation Method: manual
Maximum Operating Pressure: 100.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches 1st end
Criticality Code Justification: zzzy
Material: copper alloy body
Material: copper alloy packing
Material: plastic polytetrafluoroethylene flow control device
Material: steel corrosion resisting body lining
Style Designator: straight thru
Thread Series Designator: npt 1st end
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
298-04-29(SST BALL)	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-178-4831?

The FSCG of the NSN 4820-01-178-4831 is 4820

Does the NSN 4820-01-178-4831 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801010

Does NSN 4820-01-178-4831 require demilitarization?

Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).

Does NSN 4820-01-178-4831 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-178-4831 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 4820-01-178-4831 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, May 5, 1984