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 |
|---|---|
| 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 |
|---|---|---|
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2470,GRAY ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4119,T351 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.665 INCHES MINIMUM THIRD STEP AND 0.685 INCHES MAXIMUM THIRD STEP |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.730 INCHES MINIMUM FIRST STEP AND 0.750 INCHES MAXIMUM FIRST STEP |
| AJSH | SEAL ACCOMMODATION TYPE | RECESSED |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.499 INCHES MINIMUM SECOND STEP AND 0.501 INCHES MAXIMUM SECOND STEP |
| CQFM | HARDNESS RATING | NOT RATED |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| AGAV | END ITEM IDENTIFICATION | AN/ALQ-155;AN/ALT-28 |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | PLAIN FLANGED |
| ADAR | BODY OUTSIDE DIAMETER | 0.920 INCHES MINIMUM AND 0.923 INCHES MAXIMUM |
| AJRM | UNDER FLANGE HEIGHT | 0.235 INCHES NOMINAL |
| ABKK | FLANGE DIAMETER | 0.920 INCHES MINIMUM AND 0.923 INCHES MAXIMUM |