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4820-01-264-7472

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-01-264-7472
(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
10/05/1987 (39 years ago)

3a single threaded portion thread class, 0.339 inches minimum and 0.349 inches maximum overall height, 0.625 inches nominal body inside diameter, 0.172 inches nominal single threaded portion thread length, 24 single threaded portion thread quantity per inch

Specs & Compatibility

Thread Class

3a single threaded portion

Thread Length

0.172 inches nominal single threaded portion

Overall Height

0.339 inches minimum and 0.349 inches maximum

Body Inside Diameter

0.625 inches nominal

Thread Quantity Per Inch

24 single threaded portion

Nominal Thread Size

0.9375 inches single threaded portion

Seating Surface Shape

o-ring

Material

nickel alloy overall

Material Document And Classification

astm b164 assn std 1st material response or qq-n-286 fed spec 2nd material response or qq-n-288 fed spec 3rd material response overall

Style Designator

plain threaded

Thread Series Designator

uns 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
803-1385714-3-6 Valve Seat

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-264-7472?
The FSCG of the NSN 4820-01-264-7472 is 4820
Does the NSN 4820-01-264-7472 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-264-7472 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 4820-01-264-7472 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-264-7472 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 4820-01-264-7472 was assigned to the Federal Catalog?
It was assigned 39 years ago, on Mon, Oct 5, 1987