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National Stock Number:
4820-00-297-1880
Federal Supply Class:
4820
National Item Identification Number:
002971880
Description:
SEAT,VALVE
Detail:
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.
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Manufacturer Information:
| 1006677 | 1NB39 | DOVER RESOURCES INC DIV NORRISEAL | | 3870-18 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | 52730A166 | 1NB39 | DOVER RESOURCES INC DIV NORRISEAL | | 52730A166 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | 3870-18A | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | 3870-18K | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO | | 730A166 | 91363 | NORRISEAL NORRIS VALUES DIV DBA DOVER CO |
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Techincal Specification:
| BODY INSIDE DIAMETER | 3.750 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 4.120 INCHES NOMINAL | | MATERIAL | RUBBER BUNA N OVERALL | | OVERALL HEIGHT | 1.740 INCHES NOMINAL | | SEATING SURFACE SHAPE | FLAT | | SEAT RADIUS | 0.062 INCHES NOMINAL | | STYLE DESIGNATOR | PLAIN |
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