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, 2.125 inches nominal flange diameter, 1.656 inches nominal body inside diameter, 0.375 inches nominal under flange height, w/s code nimitz class cvn 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.

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