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National Stock Number:
4820-01-094-0953
Federal Supply Class:
4820
National Item Identification Number:
010940953
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:
| 047290 | 99565 | ADMIRAL VALVE LLC | | 2620-911PC2 3IN | 96169 | ELECTRIC BOAT CORPORATION | | 845-1889538 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | SS845-1889538 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 2620-911PC2-3IN | 96169 | ELECTRIC BOAT CORPORATION | | 2620-911PC2-3IN | 99565 | ADMIRAL VALVE LLC | | SS845-1889538PC2 3IN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 4.258 INCHES NOMINAL | | BODY INSIDE DIAMETER | 3.295 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.380 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.895 INCHES NOMINAL | | MATERIAL | STEEL COMP 304 OVERALL | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 4.000 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.695 INCHES NOMINAL SINGLE THREADED PORTION |
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