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 |
|---|---|
| 53711 | NAVAL SEA SYSTEMS COMMAND |
Federal Supply Class
Title
VALVES, NONPOWERED
Inclusions:
INCLUDES AUTOMATIC NONPOWERED VALVES; GATE, GLOBE, ANGLE, CHECK, AND RELIEF VALVES; COCKS.
Exclusions:
EXCLUDES FIRE HYDRANTS (FSC 4210); SPRINKLER HEADS (FSC 4210); 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 |
|---|---|---|
| CQKW | BODY STEPPED INSIDE DIAMETER | 6.531 INCHES NOMINAL FOURTH STEP |
| CQKW | BODY STEPPED INSIDE DIAMETER | 5.000 INCHES NOMINAL FIRST STEP |
| ABKW | OVERALL HEIGHT | 0.875 INCHES NOMINAL |
| ADAR | BODY OUTSIDE DIAMETER | 7.236 INCHES MINIMUM AND 7.246 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | THREADED FLANGED |
| CQKM | SEATING SURFACE SHAPE | O-RING |
| CQKW | BODY STEPPED INSIDE DIAMETER | 5.375 INCHES NOMINAL SECOND STEP |
| MATT | MATERIAL | PLASTIC POLYAMIDE OVERALL |
| CQKW | BODY STEPPED INSIDE DIAMETER | 6.235 INCHES NOMINAL THIRD STEP |