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National Stock Number:
4820-01-122-9855
Federal Supply Class:
4820
National Item Identification Number:
011229855
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:
| 803-2177518 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 803-2177518-05XX-04 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 810-2177518-05XX-04 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 4.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 4.654 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A105 ASSN STD SINGLE MATERIAL RESPONSE SEAT | | MATERIAL | STEEL OVERALL | | OVERALL HEIGHT | 1.620 INCHES NOMINAL | | SEATING SURFACE SHAPE | RADIAL | | SEAT RADIUS | 0.094 INCHES NOMINAL | | STYLE DESIGNATOR | PLAIN |
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