4820-01-423-7663

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Valve Seat

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Official Item Classification

Name: Valve Seat
(NSN) National Stock Number: 4820-01-423-7663
(FSG) Federal Supply Group: 48 Valves
(FSC) Federal Supply Classification: 4820 Nonpowered Valves
(INC) Item Name Code: 22113
(FIIG) Federal Item Identification Guide: A15500
Date: 01/09/1996 (30 years ago)

0.375 inches nominal seat radius, 0.296 inches nominal overall height, seawolf class ssn end item identification, 1.435 inches nominal body outside diameter, 0.813 inches nominal body inside diameter

Specs & Compatibility

Overall Height

0.296 inches nominal

Body Outside Diameter

1.435 inches nominal

Body Inside Diameter

0.813 inches nominal

End Item Identification

seawolf class ssn

Seat Radius

0.375 inches nominal

Seating Surface Shape

radial

Special Features

6 grooves; for 0.750 in. and 1.000 in. ball valve; material urethane

Material

plastic seat

Style Designator

plain

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0022113

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Frequently Asked Questions

What is the FSCG of the NSN 4820-01-423-7663?

The FSCG of the NSN 4820-01-423-7663 is 4820

Does the NSN 4820-01-423-7663 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-423-7663 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 4820-01-423-7663 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-423-7663 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 4820-01-423-7663 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Tue, Jan 9, 1996