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National Stock Number:
4820-00-510-5513
Federal Supply Class:
4820
National Item Identification Number:
005105513
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:
| 106558 | 79318 | MEGGITT NORTH HOLLYWOOD INC |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.154 INCHES MINIMUM AND 0.155 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.446 INCHES MINIMUM AND 0.450 INCHES MAXIMUM | | FLANGE DIAMETER | 0.620 INCHES MINIMUM AND 0.622 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 0.204 INCHES NOMINAL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL | | MATERIAL | STEEL OVERALL | | III FSC APPLICATION DATA | AIRCRAFT HYDRAULIC DIRECTIONAL FLOW CONTROL VALVE | | PROPRIETARY CHARACTERISTICS | PACS | | SEAL ACCOMMODATION TYPE | GROOVED | | SEATING SURFACE SHAPE | FLAT | | SPECIAL FEATURES | SLOTS 4 PLACES ON SEAT END | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 0.171 INCHES NOMINAL |
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