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National Stock Number:
4820-00-420-6845
Federal Supply Class:
4820
National Item Identification Number:
004206845
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:
| 1677 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 1677 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 708290-00 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | CD1677 | 0UBG9 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 5568P | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 708290-00 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | CD1677 | 93232 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN THREADED | | OVERALL HEIGHT | 0.875 INCHES NOMINAL | | BODY INSIDE DIAMETER | 0.562 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 4.125 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.875 INCHES NOMINAL SINGLE THREADED PORTION | | SPECIAL FEATURES | 5 LIGHTENING HOLES EQUALLY SPACED 1.188IN. BY 1.688 IN.; CENTER HOLE 9/16-12 UNC THDW/COUNTER BORE 11/16 IN. DIA BY 3/32 IN. DEEP ONONE @END OF CENTER HOLE |
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