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National Stock Number:
4820-00-348-1754
Federal Supply Class:
4820
National Item Identification Number:
003481754
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:
| 14691 | 79318 | MEGGITT NORTH HOLLYWOOD INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.308 INCHES MINIMUM AND 0.310 INCHES MAXIMUM | | FSC APPLICATION DATA | VALVE,LINEAR,DIRECTIONAL CONTROL,ACFT | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL | STEEL COMP 440C OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL HEIGHT | 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM | | SEAL ACCOMMODATION TYPE | GROOVED | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | STYLE DESIGNATOR | PLAIN | | SURFACE TREATMENT | PASSIVATE OVERALL |
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