501-4321862

View detailed technical data, stock status, and sourcing information for: 501-4321862
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-187-1260

Item Name Code

77777

Assigment Date

08/18/1984 (41 years ago)

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

polyurethane o-rings;15 1/2 in. o.d.; 15 in. i.d.; 1/4 in. c.s. general characteristics item description

Product Characteristics

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

General Characteristics Item Description: polyurethane o-rings;15 1/2 in. o.d.; 15 in. i.d.; 1/4 in. c.s.

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
501-4321862	Valve Ventilation Bulkhead
73643-81X2MOD	Valve Ventilation Bulkhead

FAQs

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

What is the FSCG of the NSN 4820-01-187-1260?

The FSCG of the NSN 4820-01-187-1260 is 4820

Does the NSN 4820-01-187-1260 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-187-1260 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 4820-01-187-1260 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-187-1260 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 4820-01-187-1260 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sat, Aug 18, 1984