4820-01-137-5456

Find complete technical information, availability, and procurement data for: 4820-01-137-5456
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-137-5456

Item Name Code

35224

Assigment Date

08/28/1982 (43 years ago)

An item constructed of one or more layers of thin flexible material, either laminated or separated, designed to form a tight seal between the chambers of a valve, and to transmit pressure inducted motion to a valve disk either directly or through a mechanical linkage. The surface of the item must be formed or molded to have a beaded or rolled edge, ribs or any other raised surfaces. The item may contain bolt holes and/or center holes. Excludes:diaphra gm, valve, flat and gasket.

butterfly style designator, nickel alloy material, 14.000 inches nominal outside diameter, norris butterfy valve r-series 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.

Outside Diameter: 14.000 inches nominal
End Item Identification: norris butterfy valve r-series
Material: nickel alloy
Style Designator: butterfly

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
51310E189	Valve Disk
911-535 ITEM 2 51310E189	Valve Disk
911N535	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-137-5456?

The FSCG of the NSN 4820-01-137-5456 is 4820

Does the NSN 4820-01-137-5456 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-137-5456 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 4820-01-137-5456 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-137-5456 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 4820-01-137-5456 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Sat, Aug 28, 1982