4820-01-577-7503

Find complete technical information, availability, and procurement data for: 4820-01-577-7503
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-577-7503

Item Name Code

20962

Assigment Date

09/16/2009 (16 years ago)

A portable respiratory protective device, which supplies respirable air to the wearer from self-contained air cyclinder(s) without recourse to atmospheric air supply. It may have breathing bags. Excludes:items which use chemicals to generate oxygen, and respirator outfit.

manual valve operation method, unthreaded internal pipe all ends connection type, 0.750 inches all ends nominal pipe size accommodated, socket all ends connection style, new construction lpd17 class end item identification

Product Characteristics

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

Nominal Pipe Size Accommodated: 0.750 inches all ends
End Item Identification: new construction lpd17 class
Connection Style: socket all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Maximum Operating Pressure: 700.0 pounds per square inch single response
Part Name Assigned By Controlling Agency: valve,3/4 in,ball 21b
Material: bronze body
Style Designator: straight thru
Furnished Items And Quantity: 1 handle and 1 locking device

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
803-5001003-G411	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-577-7503?

The FSCG of the NSN 4820-01-577-7503 is 4820

Does NSN 4820-01-577-7503 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 4820-01-577-7503 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-577-7503 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 4820-01-577-7503 was assigned to the Federal Catalog?

It was assigned 16 years ago, on Wed, Sep 16, 2009