Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , VENT-CHECK
Definition:
A DUAL PURPOSE MARINE VALVE USED PRIMARILY WITH SHIPBOARD CARGO TANKS AND BULKHEADS. IT ACTS BOTH AS A VENT VALVE, TO RELIEVE VACUUM AND PRESSURE, AND A CHECK VALVE, TO PREVENT CARGO CONTAMINATION. IT IS EQUIPPED WITH AN INTERNAL FLAME SCREEN AND/OR A PROTECTIVE MESH AND MAY INCLUDE A HINGED COVER.
CAGE Information
| Code | Company |
|---|---|
| 79128 | ROBERT H. WAGER COMPANY 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 |
|---|---|---|
| MATT | MATERIAL | COPPER FLOW CONTROL DEVICE |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU FLANGED ENDS |
| CWCD | NOMINAL OUTSIDE DIAMETER | 7.000 INCHES 1ST END |
| MEDA | MEDIA FOR WHICH DESIGNED | WATER, SALT SINGLE RESPONSE |
| MATT | MATERIAL | COPPER ALLOY BODY |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.750 INCHES 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 5.500 INCHES 1ST END |
| AECS | BOLT HOLE QUANTITY | 4 1ST END |
| ADQU | FLOW CONTROL DEVICE | BALL |
| CWCK | NOMINAL THICKNESS | 0.562 INCHES 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |