|
|
|
National Stock Number:
4820-01-153-1437
Federal Supply Class:
4820
National Item Identification Number:
011531437
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:
| 206944 | 43689 | HUNTINGTON INGALLS INC | | 206944 PIECE 4 | 43689 | HUNTINGTON INGALLS INC | | 206944 PIECE 4 AND 30 | 43689 | HUNTINGTON INGALLS INC |
|
Techincal Specification:
| BODY INSIDE DIAMETER | 3.000 INCHES NOMINAL | | FLANGE DIAMETER | 4.500 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.656 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD SIZE | 2.000 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | THREAD LENGTH | 0.094 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 1.406 INCHES NOMINAL |
|