39-21702-1

View detailed technical data, stock status, and sourcing information for: 39-21702-1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-052-5502

Item Name Code

77777

Assigment Date

01/03/1968 (58 years ago)

cres 410 per ams5505;heat treat to 160-220 ksi 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: cres 410 per ams5505;heat treat to 160-220 ksi

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
1660-00-343-5219	No Name Available	10/01/1971

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
39-21702-1	Check Valve Flapper

FAQs

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

What is the FSCG of the NSN 4820-00-052-5502?

The FSCG of the NSN 4820-00-052-5502 is 4820

Does NSN 4820-00-052-5502 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 4820-00-052-5502 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-052-5502 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 4820-00-052-5502 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Jan 3, 1968