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4820-01-306-2031

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-01-306-2031
(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
08/19/1989 (37 years ago)

material is nickle copper alloy and nickle copper silicon alloy cast special features, zzzy criticality code justification, material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications reference number differentiating characteristics

Specs & Compatibility

Criticality Code Justification

zzzy

Special Features

material is nickle copper alloy and nickle copper silicon alloy cast

Reference Number Differentiating Characteristics

material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
C

The item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).

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 4820-01-306-2031?
The FSCG of the NSN 4820-01-306-2031 is 4820
Does the NSN 4820-01-306-2031 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-306-2031 require demilitarization?
Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).
Does NSN 4820-01-306-2031 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-306-2031 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 4820-01-306-2031 was assigned to the Federal Catalog?
It was assigned 37 years ago, on Sat, Aug 19, 1989