Part Number
Part Number:
NSN:
NIIN:
Item Name:
SEAT , VALVE
Definition:
A REPLACEABLE ITEM DESIGNED TO PROVIDE A 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.
CAGE Information
| Code | Company |
|---|---|
| 43689 | HUNTINGTON INGALLS INCORPORATED DIV |
Federal Supply Class
Title
VALVES, POWERED
Inclusions:
INCLUDES ELECTRIC MOTOR OPERATED VALVES; HYDRAULIC OPERATED VALVES; SOLENOID OPERATED VALVES.
Exclusions:
EXCLUDES ENGINE INTAKE AND EXHAUST VALVES (FSC 2990, 2815); VALVES SPECIFICALLY DESIGNED FOR USE WITH FIRE FIGHTING EQUIPMENT (FSC 4210); PLUMBING EQUIPMENT, AND THE LIKE (FSC 4540).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| FEAT | SPECIAL FEATURES | THREADED SIDE 12-NS-3A; E/I 4810-01-141-1333 4 IN GATE VALVE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 COMP A FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| CQFM | HARDNESS RATING | NOT RATED |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| ADAS | BODY INSIDE DIAMETER | 3.937 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 4.687 INCHES NOMINAL |
| MATT | MATERIAL | NICKEL ALLOY SEAT |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.563 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 4.812 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.125 INCHES NOMINAL |
| AGAV | END ITEM IDENTIFICATION | NIMITZ CLASS CVN |