National Item Identification Number

00-053-9518
000539518
4810-00-053-9518
4810-00-053-9518

National Stock Number

Item Name

SEAT,VALVE

Federal Supply Class

4810

Description

A replaceable item designed to provide a circular stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.

Commercial and Government Entity Code (Supplier Data)

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59364

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99193

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Reference Numbers (Part Numbers)

311546-6
311546-6
311546-6

Required Categories

FLANGE DIAMETER
BODY OUTSIDE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DIS

Required Description

0.374 INCHES NOMINAL
0.240 INCHES MINIMUM AND
0.260 INCHES MAXIMUM
0.072 INCH