BM79890

View detailed technical data, stock status, and sourcing information for: BM79890
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-589-2173

Item Name Code

46201

Assigment Date

01/01/1963 (63 years ago)

A headless, generally cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod,straight,headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin,straight,threaded.

4820-00-589-2173, valve assembly

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4810-00-860-8552	No Name Available	01/31/1973

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
BM37825	Valve Assembly
BM79890	Valve Assembly
V75G2300	Valve Assembly

FAQs

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

What is the FSCG of the NSN 4820-00-589-2173?

The FSCG of the NSN 4820-00-589-2173 is 4820

Does the NSN 4820-00-589-2173 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-589-2173 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 4820-00-589-2173 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-589-2173 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 4820-00-589-2173 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963