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National Stock Number:
4820-00-336-6297
Federal Supply Class:
4820
National Item Identification Number:
003366297
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:
| S4824E996156PC5 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | S4824E996156REVGPC5 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| BODY INSIDE DIAMETER | 4.250 INCHES NOMINAL | | FLANGE DIAMETER | 5.250 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.219 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-890,ALLOY NO. 2 MIL SPEC SINGLE MATERIAL RESPONSE BODY | | MATERIAL | STEEL BODY | | NOMINAL THREAD SIZE | 4.875 INCHES SINGLE THREADED PORTION | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 4A SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.469 INCHES NOMINAL |
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