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National Stock Number:
4820-00-933-0754
Federal Supply Class:
4820
National Item Identification Number:
009330754
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:
| 180324 | 99657 | MAROTTA CONTROLS INC | | 281539-0001 ITEM NO. 15 | 99657 | MAROTTA CONTROLS INC |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 0.632 INCHES MINIMUM AND 0.633 INCHES MAXIMUM | | BODY STEPPED INSIDE DIAMETER | 0.372 INCHES NOMINAL SECOND STEP | | BODY STEPPED INSIDE DIAMETER | 0.375 INCHES NOMINAL FIRST STEP | | FLANGE DIAMETER | 0.748 INCHES MINIMUM AND 0.749 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.176 INCHES MINIMUM AND 0.178 INCHES MAXIMUM | | MATERIAL | PLASTIC POLYAMIDE (NYLON) OVERALL | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | STEEL INSERT,MATERIAL,QQ-S-763,COMPOSITION 303,CONDITION A,PRESS FIT,0.281 IN. LG O/A,0.531 IN. DIA | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
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