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National Stock Number:
4820-01-105-3572
Federal Supply Class:
4820
National Item Identification Number:
011053572
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:
| 2620-902 | 96169 | ELECTRIC BOAT CORPORATION | | 2620-902 PC4 | 96169 | ELECTRIC BOAT CORPORATION | | 51163-F-380 | 76364 | MILWAUKEE VALVE CO, INC | | 845-1889587 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 845-1889587ASSYBV1IN PIECE25 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 2620-902ASSYBV1IN PIECE25 | 96169 | ELECTRIC BOAT CORPORATION | | SS845-18895 1IN PIECE 4 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SS845-1889587 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 1.558 INCHES NOMINAL | | BODY INSIDE DIAMETER | 1.000 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.175 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | SEATING SURFACE SHAPE | ANGULAR | | SEAT ANGLE IN DEG | 30.000 NOMINAL | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 1.375 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 20 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.375 INCHES NOMINAL SINGLE THREADED PORTION |
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