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National Stock Number:
4810-01-023-2649
Federal Supply Class:
4810
National Item Identification Number:
010232649
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:
| 810-4384539 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4384539-03 | 43689 | HUNTINGTON INGALLS INC | | 810-4384539-03 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-4384539PC3 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY OUTSIDE DIAMETER | 14.468 INCHES MINIMUM AND 14.484 INCHES MAXIMUM | | BODY STEPPED INSIDE DIAMETER | 12.562 INCHES NOMINAL SECOND STEP | | BODY STEPPED INSIDE DIAMETER | 13.562 INCHES NOMINAL FIRST STEP | | FLANGE DIAMETER | 16.968 INCHES MINIMUM AND 16.984 INCHES MAXIMUM | | FLANGE SEAT TO DISK END HEIGHT | 1.375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-C-20159,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY 964 OVERALL | | SEAT ANGLE IN DEG | 45.000 NOMINAL | | SEATING SURFACE SHAPE | ANGULAR | | SPECIAL FEATURES | STEM GUIDE CENTERED IN SEAT CENTER,OD 4.250 IN.,ID 2.250 IN.,LENGTH 4.375 IN. | | STYLE DESIGNATOR | PLAIN FLANGED | | UNDER FLANGE HEIGHT | 12.500 INCHES NOMINAL |
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