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National Stock Number:
4820-00-887-3288
Federal Supply Class:
4820
National Item Identification Number:
008873288
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:
| 555982 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.367 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 0.210 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.255 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.135 INCHES NOMINAL | | BODY STEPPED INSIDE DIAMETER | 0.125 INCHES NOMINAL FIRST STEP | | 0.092 INCHES MINIMUM AND | | 0.097 INCHES MAXIMUM SECOND STEP | | 0.160 INCHES NOMINAL THIRD STEP | | MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | SEATING SURFACE SHAPE | FLAT | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 73030 | | DESIGN CONTROL REFERENCE | 555982 |
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