|
|
|
National Stock Number:
4820-01-144-2394
Federal Supply Class:
4820
National Item Identification Number:
011442394
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:
| 2620-902ASSYCL2IN-PC25 | 96169 | ELECTRIC BOAT CORPORATION | | 2620-902X7 | 96169 | ELECTRIC BOAT CORPORATION | | 2620-902X7PIECE20-2IN | 63686 | THE WALWORTH COMPANY | | 300480 | 63686 | THE WALWORTH COMPANY | | 803-2177934 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 2620-902X7PIECE20-2IN | 96169 | ELECTRIC BOAT CORPORATION | | SS845-1889587ASSYCL2IN-PC25 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-2177934-X8XX-19 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 845-2110247 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 845-2110247PIECE20-2IN | 80064 | NAVAL SHIP SYSTEMS COMMAND |
|
Techincal Specification:
| BODY INSIDE DIAMETER | 2.000 INCHES NOMINAL | | FLANGE DIAMETER | 2.500 INCHES NOMINAL | | FLANGE SEAT TO DISK END HEIGHT | 0.248 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | -QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD SIZE | 2.516 INCHES SINGLE THREADED PORTION | | SEATING SURFACE SHAPE | FLAT | | STYLE DESIGNATOR | THREADED FLANGED | | THREAD CLASS | 3A SINGLE THREADED PORTION | | THREAD LENGTH | 0.531 INCHES NOMINAL SINGLE THREADED PORTION | | THREAD SERIES DESIGNATOR | UNS FIRST THREADED PORTION | | THREAD QUANTITY PER INCH | 18 SINGLE THREADED PORTION | | UNDER FLANGE HEIGHT | 0.531 INCHES NOMINAL |
|