|
|
|
National Stock Number:
4820-00-216-9023
Federal Supply Class:
4820
National Item Identification Number:
002169023
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:
| C4424 | 86184 | GRISWOLD INDUSTRIES | | C4424C | 86184 | GRISWOLD INDUSTRIES |
|
Techincal Specification:
| BODY INSIDE DIAMETER | 4.000 INCHES MINIMUM AND 4.004 INCHES MAXIMUM | | FLANGE DIAMETER | 5.000 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.375 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 4.500 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 2A SINGLE THREADED PORTION | | THREAD LENGTH | 0.625 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 16 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 1.565 INCHES NOMINAL |
|
|