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4820-01-174-9036

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-01-174-9036
(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
03/23/1984 (42 years ago)

2.906 inches nominal body outside diameter, 3.151 inches nominal flange diameter, 2.438 inches nominal body inside diameter, 0.125 inches nominal under flange height, 0.468 inches nominal flange seat to disk end height

Specs & Compatibility

Flange Diameter

3.151 inches nominal

Body Outside Diameter

2.906 inches nominal

Body Inside Diameter

2.438 inches nominal

Flange Seat To Disk End Height

0.468 inches nominal

Under Flange Height

0.125 inches nominal

Seat Angle In Deg

90.000 nominal

Seating Surface Shape

angular

Material

nickel alloy overall

Style Designator

plain flanged

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
803-2177917REVD Valve Seat

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-174-9036?
The FSCG of the NSN 4820-01-174-9036 is 4820
Does the NSN 4820-01-174-9036 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-174-9036 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 4820-01-174-9036 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-174-9036 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 4820-01-174-9036 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Fri, Mar 23, 1984