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National Stock Number:
4820-00-015-3245
Federal Supply Class:
4820
National Item Identification Number:
000153245
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:
| 135B16 | 79227 | WATTS REGULATOR CO | | 5A16 | 79227 | WATTS REGULATOR CO |
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Techincal Specification:
| BODY INSIDE DIAMETER | 0.419 INCHES MINIMUM AND 0.423 INCHES MAXIMUM | | BODY OUTSIDE DIAMETER | 0.688 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.095 INCHES NOMINAL | | MATERIAL | STEEL BODY | | MATERIAL | STEEL FACE | | NOMINAL THREAD SIZE | 0.562 INCHES SINGLE THREADED PORTION | | SEAT RADIUS | 0.031 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | SPECIAL FEATURES | FLANGE WIDTH ACROSS FLATS 0.688 IN. | | STYLE DESIGNATOR | PLAIN FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.188 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNEF SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.188 INCHES NOMINAL |
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