4820-01-397-8643

Find complete technical information, availability, and procurement data for: 4820-01-397-8643
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-397-8643

Item Name Code

32528

Assigment Date

10/21/1994 (31 years ago)

An item designed to be attached to the top of a vehicle to allow access inside the vehicle.

14.000 inches valve size for which designed, 1.873 inches nominal largest outside diameter, 30.250 inches nominal overall length, keyway features provided, butterfly valve type for which designed

Product Characteristics

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

Overall Length: 30.250 inches nominal
Largest Outside Diameter: 1.873 inches nominal
Valve Type For Which Designed: butterfly
Features Provided: keyway
Valve Size For Which Designed: 14.000 inches
Stem Actuating End Type: flatted
Special Features: this item includes 1 stem and disk assembly (item 31), 2 thrust washers (item 5), and 4 pins (item 6) which are required for replacement of the stem and disk assembly in the field. the stem and disk assembly are not sold without the hardware needed for replacement.
Material: steel comp 630
Furnished Items And Quantity: 1 disk

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-01-397-8203	No Name Available	06/01/2009

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
2498-14-17-31	Fluid Valve Stem
2498-14-17-6	Fluid Valve Stem
YCS74195	Fluid Valve Stem

FAQs

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

What is the FSCG of the NSN 4820-01-397-8643?

The FSCG of the NSN 4820-01-397-8643 is 4820

Does the NSN 4820-01-397-8643 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-397-8643 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 4820-01-397-8643 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-397-8643 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 4820-01-397-8643 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Fri, Oct 21, 1994