4820-01-240-3179

Find complete technical information, availability, and procurement data for: 4820-01-240-3179
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-240-3179

Item Name Code

35224

Assigment Date

09/12/1986 (39 years ago)

An item in the form of one or more thin flexible sheets normally designed to form a tight seal between chambers of a valve, and to transmit motion to a valve disk either directly or through a mechanical linkage. The surface of the item(s) may not 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 a center hole. Excludes:diaphragm, valve, special shaped and gasket.

250.0 pounds per square inch nominal pressure rating, 1.875 inches nominal bolt circle diameter, 3.450 inches nominal outside diameter, 0.500 inches nominal material thickness, plastic polyamide (nylon) material

Product Characteristics

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

Outside Diameter: 3.450 inches nominal
Bolt Circle Diameter: 1.875 inches nominal
Material Thickness: 0.500 inches nominal
Pressure Rating: 250.0 pounds per square inch nominal
Material: plastic polyamide (nylon)
Material Document And Classification: mil-p-17091, type 1-canceled mil spec single material response
Media For Which Designed: gas or oil
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
803-1385623-051-06	Valve Disk
N1053Y7M-6	Valve Disk

FAQs

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

What is the FSCG of the NSN 4820-01-240-3179?

The FSCG of the NSN 4820-01-240-3179 is 4820

Does the NSN 4820-01-240-3179 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-240-3179 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 4820-01-240-3179 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-240-3179 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 4820-01-240-3179 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Fri, Sep 12, 1986