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 |
|---|---|
| 06987 | FL AEROSPACE CORP JANITROL AERO 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 |
|---|---|---|
| AASA | THREAD LENGTH | 0.106 INCHES MINIMUM SINGLE THREADED PORTION AND 0.118 INCHES MAXIMUM SINGLE THREADED PORTION |
| MATT | MATERIAL | STEEL COMP 303 OVERALL OR STEEL COMP 303MA OVERALL OR STEEL COMP 303SE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
| AJSH | SEAL ACCOMMODATION TYPE | GROOVED |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES SINGLE THREADED PORTION |
| AAJD | THREAD CLASS | 2A SINGLE THREADED PORTION |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.151 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | NOT RATED |
| ADAS | BODY INSIDE DIAMETER | 0.131 INCHES MINIMUM AND 0.132 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | THREADED FLANGED |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| AJSG | SEAT ANGLE IN DEG | 30.000 MINIMUM AND 35.000 MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.106 INCHES MINIMUM AND 0.118 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764 FED SPEC ALL MATERIAL RESPONSES OVERALL OR MIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL OR AMS5638 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| FEAT | SPECIAL FEATURES | HEX FLANGE 0.312 IN. ACROSS FLATS |
| ABKK | FLANGE DIAMETER | 0.312 INCHES NOMINAL |