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4820-01-151-3738

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-01-151-3738
(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
04/16/1983 (43 years ago)

0.635 inches nominal flange seat to disk end height, 0.665 inches nominal under flange height, 2.625 inches nominal flange diameter, 0.565 inches nominal single threaded portion thread length, 1.500 inches nominal body inside diameter

Specs & Compatibility

Thread Length

0.565 inches nominal single threaded portion

Flange Diameter

2.625 inches nominal

Body Inside Diameter

1.500 inches nominal

Flange Seat To Disk End Height

0.635 inches nominal

Under Flange Height

0.665 inches nominal

Nominal Thread Size

2.000 inches single threaded portion

Seating Surface Shape

flat

Material

steel corrosion resisting overall

Style Designator

threaded flanged

Thread Series Designator

npt single threaded portion

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

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

Hazardous Metals Indicator
N

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

Related Hardware Products

Part Number Description
3M-5433 PART 2 1 1/2IN Valve Seat

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-151-3738?
The FSCG of the NSN 4820-01-151-3738 is 4820
Does the NSN 4820-01-151-3738 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-151-3738 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 4820-01-151-3738 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-151-3738 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 4820-01-151-3738 was assigned to the Federal Catalog?
It was assigned 43 years ago, on Sat, Apr 16, 1983