4820-01-451-7920

Find complete technical information, availability, and procurement data for: 4820-01-451-7920
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-451-7920

Item Name Code

27850

Assigment Date

01/05/1998 (28 years ago)

A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. A locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. The shank may include an external wrenching facility which breaks off at a predetermined applied torque.

divers life support system end item identification, 1 washer furnished items and quantity, zzzy criticality code justification, cleaning, packaging, and marking iaw the latest revision of mil-std-1330 reference number differentiating characteristics

Product Characteristics

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

End Item Identification: divers life support system
Criticality Code Justification: zzzy
Furnished Items And Quantity: 1 washer
Reference Number Differentiating Characteristics: cleaning, packaging, and marking iaw the latest revision of mil-std-1330

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
4054787	Rupturable Disk
4054787 OXYGEN CLEAN	Rupturable Disk
4054787 OXYGEN CLEANCP	Rupturable Disk
4054787CP	Rupturable Disk

FAQs

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

What is the FSCG of the NSN 4820-01-451-7920?

The FSCG of the NSN 4820-01-451-7920 is 4820

Does the NSN 4820-01-451-7920 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-451-7920 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 4820-01-451-7920 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-451-7920 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 4820-01-451-7920 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Mon, Jan 5, 1998