4820-01-330-8178

Find complete technical information, availability, and procurement data for: 4820-01-330-8178
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-330-8178

Item Name Code

45485

Assigment Date

12/09/1990 (35 years ago)

A device designed to combine a warning light switch with a proportioning valve in a hydraulic brake system. The warning switch activates the dashboard brake light in the event of pressure loss failure. The proportioning valve reduces hydraulic pressure to the rear brakes to prevent rear wheel lockup during heavy brake application.

body material is a poly resin mold special features

Product Characteristics

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

Special Features: body material is a poly resin mold

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
430-006	Selector Rotary Valve

FAQs

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

What is the FSCG of the NSN 4820-01-330-8178?

The FSCG of the NSN 4820-01-330-8178 is 4820

Does the NSN 4820-01-330-8178 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-330-8178 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 4820-01-330-8178 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-330-8178 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 4820-01-330-8178 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Sun, Dec 9, 1990