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4820-00-833-0552

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-00-833-0552
(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
01/01/1962 (64 years ago)

0.500 inches nominal single threaded portion thread length, 120.000 nominal seat angle in deg, 2a single threaded portion thread class, 3.312 inches single threaded portion nominal thread size, 16 single threaded portion thread quantity per inch

Specs & Compatibility

Thread Class

2a single threaded portion

Thread Length

0.500 inches nominal single threaded portion

Seat Angle In Deg

120.000 nominal

Thread Quantity Per Inch

16 single threaded portion

Nominal Thread Size

3.312 inches single threaded portion

Seating Surface Shape

angular

Material

cobalt alloy face

Material

steel body

Material Document And Classification

qq-s-763,class 316 fed spec single material response body

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

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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-833-0552?
The FSCG of the NSN 4820-00-833-0552 is 4820
Does the NSN 4820-00-833-0552 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-833-0552 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 4820-00-833-0552 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-00-833-0552 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 4820-00-833-0552 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962