4820-01-431-1366

Find complete technical information, availability, and procurement data for: 4820-01-431-1366
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-431-1366

Item Name Code

22113

Assigment Date

05/08/1996 (30 years ago)

An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.

3.940 inches nominal flange diameter, 0.881 inches nominal single threaded portion thread length, 2a single threaded portion thread class, 2.500 inches minimum and 2.502 inches maximum body inside diameter, 0.188 inches nominal flange seat to disk end height

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 0.881 inches nominal single threaded portion
Flange Diameter: 3.940 inches nominal
Body Inside Diameter: 2.500 inches minimum and 2.502 inches maximum
Flange Seat To Disk End Height: 0.188 inches nominal
Under Flange Height: 0.970 inches nominal
Thread Quantity Per Inch: 8 single threaded portion
Nominal Thread Size: 3.125 inches single threaded portion
Seating Surface Shape: flat
Material: copper alloy overall
Style Designator: threaded flanged
Thread Series Designator: un single threaded portion

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
803-6983468-PC032	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-431-1366?

The FSCG of the NSN 4820-01-431-1366 is 4820

Does the NSN 4820-01-431-1366 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-431-1366 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 4820-01-431-1366 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-431-1366 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 4820-01-431-1366 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Wed, May 8, 1996