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 |
|---|---|
| 59155 | MARINE DIESEL INC |
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 |
|---|---|---|
| ADAR | BODY OUTSIDE DIAMETER | 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.250 INCHES NOMINAL SECOND STEP |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,CLASS 440C FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CQFM | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM OVERALL AND 60.0 ROCKWELL C MAXIMUM OVERALL |
| STYL | STYLE DESIGNATOR | PLAIN |
| AJSG | SEAT ANGLE IN DEG | 90.000 NOMINAL |
| ABKW | OVERALL HEIGHT | 0.250 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.124 INCHES MINIMUM FIRST STEP AND 0.126 INCHES MAXIMUM FIRST STEP |
| ABKK | FLANGE DIAMETER | 0.434 INCHES MINIMUM AND 0.436 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |