SSN637-509-2144477L1

View detailed technical data, stock status, and sourcing information for: SSN637-509-2144477L1
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-903-2721

Item Name Code

20962

Assigment Date

01/01/1960 (66 years ago)

straight thru style designator, quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items reference number differentiating characteristics, zzzy criticality code justification

Product Characteristics

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

Criticality Code Justification: zzzy
Style Designator: straight thru
Reference Number Differentiating Characteristics: quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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
77553-24X1	Ball Valve
77553-24X1L1	Ball Valve
SSN637-509-2144477	Ball Valve
SSN637-509-2144477L1	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-00-903-2721?

The FSCG of the NSN 4820-00-903-2721 is 4820

Does NSN 4820-00-903-2721 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 4820-00-903-2721 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-903-2721 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 4820-00-903-2721 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960