4820-01-195-8429

Find complete technical information, availability, and procurement data for: 4820-01-195-8429
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-195-8429

Item Name Code

35935

Assigment Date

12/04/1984 (41 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.

3b 1st end thread class, plain,optional end(pipe) 1st end connection style, b-1b aircraft end item identification, threaded internal tube 1st end connection type, 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 Class: 3b 1st end
Thread Direction: right-hand all ends
End Item Identification: b-1b aircraft
Connection Style: plain,optional end(pipe) 1st end
Connection Type: threaded internal tube 1st end
Nominal Thread Size: 0.875 inches 1st end
Special Features: for gear case, 1.230 in. o/a lg, 2 grooves 0.099 in. w, vent port 0.620 in. lg to end of valve
Media For Which Designed: air single response
Style Designator: angle
Thread Series Designator: unf 1st end

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
3601525	Vent Valve
3601525-1	Vent Valve

FAQs

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

What is the FSCG of the NSN 4820-01-195-8429?

The FSCG of the NSN 4820-01-195-8429 is 4820

Does the NSN 4820-01-195-8429 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-01-195-8429 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 4820-01-195-8429 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-195-8429 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 4820-01-195-8429 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Tue, Dec 4, 1984