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National Stock Number:
4820-01-091-1395
Federal Supply Class:
4820
National Item Identification Number:
010911395
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:
| 3314218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 3314218PC11 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 82863 FIND 13 1 1-2IN | 86184 | GRISWOLD INDUSTRIES | | C1694 | 86184 | GRISWOLD INDUSTRIES | | C1694D | 86184 | GRISWOLD INDUSTRIES |
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Techincal Specification:
| STYLE DESIGNATOR | PLAIN FLANGED | | FLANGE DIAMETER | 2.000 INCHES NOMINAL | | BODY OUTSIDE DIAMETER | 1.747 INCHES NOMINAL | | BODY INSIDE DIAMETER | 1.500 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.218 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.594 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.750 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.500 INCHES NOMINAL SINGLE THREADED PORTION |
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