National Item Identification Number

00-547-3098
005473098
4820-00-547-3098
4820-00-547-3098

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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82483

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SPENCE ENGINEERING CO INC
DBA NICHOLSON STEAM TRAP
150 COLDENHAM RD
WALDEN
NY
12586
845-778-5566

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53711

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53711

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53711

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82483

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SPENCE ENGINEERING CO INC
DBA NICHOLSON STEAM TRAP
150 COLDENHAM RD
WALDEN
NY
12586
845-778-5566

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82483

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SPENCE ENGINEERING CO INC
DBA NICHOLSON STEAM TRAP
150 COLDENHAM RD
WALDEN
NY
12586
845-778-5566

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Reference Numbers (Part Numbers)

3284
3287637REVBPC21SH1
3287637REVBPC21SH1
3287637REVBPC21SH2
3287637REVBPC2

Required Categories

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

Required Description

B1 THREADED FLANGED
2.000 INCHES NOMINAL
1.125 INCHES NOMINAL
0.312 INCHES NO