4820-01-257-4936

Find complete technical information, availability, and procurement data for: 4820-01-257-4936
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-257-4936

Item Name Code

32528

Assigment Date

06/19/1987 (39 years ago)

A complete enclosure which protects the internal components of a pump, (as modified). It may or may not include the intake and outlet ports of the pump. For housings which enclose only a portion of the pump, see housing section, liquid pump.

10.000 inches and 12.000 inches valve size for which designed, lower stem features provided, butterfly valve type for which designed, for use with 10 inch and 12 inch norris butterfly valves special features, square stem actuating end type

Product Characteristics

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

Valve Type For Which Designed: butterfly
Features Provided: lower stem
Valve Size For Which Designed: 10.000 inches and 12.000 inches
Stem Actuating End Type: square
Special Features: for use with 10 inch and 12 inch norris butterfly valves
Material: steel comp 316
Material Document And Classification: aisi 316ss assn std single material response

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-236-1276	No Name Available	12/01/1996

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
51740B576	Fluid Valve Stem
740B297	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-257-4936?

The FSCG of the NSN 4820-01-257-4936 is 4820

Does the NSN 4820-01-257-4936 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-257-4936 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 4820-01-257-4936 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-257-4936 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 4820-01-257-4936 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Jun 19, 1987