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National Stock Number:
4810-00-328-4742
Federal Supply Class:
4810
National Item Identification Number:
003284742
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:
| 6-35871-1 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 0.871 INCHES MINIMUM AND | | 0.873 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.620 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.500 INCHES MINIMUM AND | | 0.599 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.800 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.480 INCHES NOMINAL | | MATERIAL | STEEL FLANGE | | HARDNESS RATING | 27.0 ROCKWELL C MINIMUM AND | | 27.0 ROCKWELL C MAXIMUM FLANGE | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | 2 BLEED HOLES | | FSC APPLICATION DATA | ACFT STEERING METERING VALVE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 81205 | | DESIGN CONTROL REFERENCE | 6-35871-1 |
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