4820-01-464-5478

Find complete technical information, availability, and procurement data for: 4820-01-464-5478
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-464-5478

Item Name Code

22113

Assigment Date

05/04/1999 (27 years ago)

0.750 inches nominal flange seat to disk end height, w/s code nimitz class cvn end item identification, 2.125 inches nominal flange diameter, 1.656 inches nominal body inside diameter, 0.375 inches nominal under flange height

Product Characteristics

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

Flange Diameter: 2.125 inches nominal
Body Inside Diameter: 1.656 inches nominal
End Item Identification: w/s code nimitz class cvn
Flange Seat To Disk End Height: 0.750 inches nominal
Under Flange Height: 0.375 inches nominal
Seating Surface Shape: flat
Special Features: nha valve temp re
Material: copper alloy seat
Style Designator: threaded flanged

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
1663-D 2IN PC17	Valve Seat
3280-02	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-464-5478?

The FSCG of the NSN 4820-01-464-5478 is 4820

Does the NSN 4820-01-464-5478 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-464-5478 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 4820-01-464-5478 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-464-5478 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 4820-01-464-5478 was assigned to the Federal Catalog?

It was assigned 27 years ago, on Tue, May 4, 1999