20428-1270

View detailed technical data, stock status, and sourcing information for: 20428-1270
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-129-3119

Item Name Code

36944

Assigment Date

04/04/1982 (44 years ago)

A nonmetallic unthreaded item generally round in cross-sectional shape which, when placed on/in a machined-out portion of the threads of a screw or bolt, or inserted into the machined-out portion of the threads of a nut, locks the item, to which it is fixed, to the attached mating member and prevents loosening during excessive vibration. Excludes:bolt, self-locking; nut, self-locking (as modified); screw, self-locking; and insert, screw thread.

steel corrosion resisting material

Product Characteristics

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

Material: steel corrosion resisting

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
20428-001 FIND 42	Valve Piston
20428-1270	Valve Piston

FAQs

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

What is the FSCG of the NSN 4820-01-129-3119?

The FSCG of the NSN 4820-01-129-3119 is 4820

Does the NSN 4820-01-129-3119 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-129-3119 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 4820-01-129-3119 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-129-3119 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 4820-01-129-3119 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sun, Apr 4, 1982