|
|
National Stock Number: 4820-01-196-1198
Federal Supply Class: 4820
National Item Identification Number: 011961198
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.
|
Manufacturer Information:
18972 | 14959 | CRANE CO DIV VALVE DIV | 18972 PIECE 18 | 14959 | CRANE CO DIV VALVE DIV | 18972-18 | 14959 | CRANE CO DIV VALVE DIV |
|
Techincal Specification:
BODY INSIDE DIAMETER | 2.375 INCHES NOMINAL | FLANGE DIAMETER | 2.593 INCHES NOMINAL | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B62 ALLOY 836 ASSN STD SINGLE MATERIAL RESPONSE SEAT | MATERIAL | COPPER ALLOY OVERALL | NOMINAL THREAD SIZE | 2.375 INCHES SINGLE THREADED PORTION | SEATING SURFACE SHAPE | FLAT | STYLE DESIGNATOR | THREADED FLANGED | THREAD CLASS | 3A SINGLE THREADED PORTION | THREAD LENGTH | 0.594 INCHES NOMINAL SINGLE THREADED PORTION | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION | UNDER FLANGE HEIGHT | 0.375 INCHES NOMINAL |
|