Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , CHECK
Definition:
A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.
CAGE Information
| Code | Company |
|---|---|
| 57574 | VELAN VALVE CORPORATION DIV VELAN VA |
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 |
|---|---|---|
| CWCR | SECOND CONNECTION FACE TO CENTERLINE DISTANCE | 7.250 INCHES |
| AHNC | CONNECTION STYLE | SOCKET (PIPE) 1ST END |
| CWDL | RAISED FACE NOMINAL DIAMETER | 3.625 INCHES 2ND END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 2ND END |
| CWCD | NOMINAL OUTSIDE DIAMETER | 8.500 INCHES 2ND END |
| BBJX | MOUNTING POSITION | HORIZONTAL |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AECS | BOLT HOLE QUANTITY | 8 2ND END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 6.500 INCHES 2ND END |
| STYL | STYLE DESIGNATOR | ANGLE FLANGED ENDS |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| AEHZ | MAXIMUM OPERATING TEMP | 775.0 DEG FAHRENHEIT SINGLE RESPONSE |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 2.000 INCHES 1ST END |
| MATT | MATERIAL | STEEL BODY |
| CWCL | FIRST CONNECTION FACE TO CENTERLINE DISTANCE | 4.500 INCHES |
| MATT | MATERIAL | STEEL COMP 416 FLOW CONTROL DEVICE |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 1.125 INCHES 2ND END |
| ADSU | DISK LOADING METHOD | SPRING |
| CCFG | VALVE SIZE | 2.000 INCHES |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE 1ST END |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| ADQU | FLOW CONTROL DEVICE | PISTON |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.250 INCHES 2ND END |
| CQGM | MAXIMUM OPERATING PRESSURE | 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| MATT | MATERIAL | STEEL SEAT |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER-OIL-GAS SINGLE RESPONSE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A105,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| FEAT | SPECIAL FEATURES | PISTON FACE AND VALVE SEAT SURFACE STELLITED |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 2ND END |
| CWCK | NOMINAL THICKNESS | 1.500 INCHES 2ND END |
| AWLS | CONNECTION TYPE | FLANGE 2ND END |