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National Stock Number:
4820-00-255-5809
Federal Supply Class:
4820
National Item Identification Number:
002555809
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:
| M10987/2 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11718IM4 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD | | M11718ITEM4 | K2980 | SHIPHAM VALVES A DIVISION OF HAMWORTH VALVES LTD |
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Techincal Specification:
| STYLE DESIGNATOR | THREADED FLANGED | | FLANGE DIAMETER | 2.625 INCHES NOMINAL | | BODY INSIDE DIAMETER | 2.000 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.125 INCHES NOMINAL | | UNDER FLANGE HEIGHT | 0.312 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MONEL BS3071NA13 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | SEATING SURFACE SHAPE | FLAT | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | NOMINAL THREAD SIZE | 2.375 INCHES SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.312 INCHES NOMINAL SINGLE THREADED PORTION | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | K2980 | | DESIGN CONTROL REFERENCE | M11718ITEM4 |
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