4820-01-647-2557

Find complete technical information, availability, and procurement data for: 4820-01-647-2557
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-647-2557

Item Name Code

77777

Assigment Date

08/14/2015 (10 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

4820-01-647-2557, clapper assembly

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
2621-927-10ITEM13, 15 TO 17, 21-	Clapper Assembly
ELRN-016472557	Clapper Assembly
S90268/300445	Clapper Assembly

FAQs

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

What is the FSCG of the NSN 4820-01-647-2557?

The FSCG of the NSN 4820-01-647-2557 is 4820

Does the NSN 4820-01-647-2557 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-647-2557 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 4820-01-647-2557 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-647-2557 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 4820-01-647-2557 was assigned to the Federal Catalog?

It was assigned 10 years ago, on Fri, Aug 14, 2015