National Item Identification Number

01-256-4879
012564879
4820-01-256-4879
4820-01-256-4879

National Stock Number

Item Name

SEAT,VALVE

Federal Supply Class

4820

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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55378

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TRAC REGULATOR CO INC
160 S TERRACE AVE
MOUNT VERNON
NY
10550
914-699-9352

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Reference Numbers (Part Numbers)

801-01

Required Categories

STYLE DESIGNATOR
FLANGE DIAMETER
BODY INSIDE DIAMETER
FLANGE SEAT TO DISK END

Required Description

B1 THREADED FLANGED
4.375 INCHES NOMINAL
3.875 INCHES NOMINAL
0.312 INCHES NO