Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , SAFETY RELIEF
Definition:
A VALVE DESIGNED TO AUTOMATICALLY RELEASE EXCESSIVE PRESSURES. IT IS ACTUATED BY STATIC PRESSURE UPSTREAM OF THE VALVE AND IS USED AS A SAFETY VALVE OR RELIEF VALVE, AND MAY BE SET TO CLOSE AT A PREDETERMINED PRESSURE. IT IS NOT DESIGNED FOR REGULATION OF CONTINUOUSLY FLUCTUATING LOADS. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. EXCLUDES VALVE (1), RELIEF, PRESSURE AND TEMPERATURE.
CAGE Information
| Code | Company |
|---|---|
| 05443 | ALLEGHENY VALVE CO |
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 |
|---|---|---|
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.438 INCHES 1ST END |
| AWLS | CONNECTION TYPE | FLANGE ALL ENDS |
| CWDF | FLANGE FACE DESIGN | PLAIN 1ST END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AECS | BOLT HOLE QUANTITY | 8 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 4.875 INCHES 1ST END |
| MATT | MATERIAL | ALUMINUM BODY |
| FEAT | SPECIAL FEATURES | VALVE SIZE 3IN. |
| ADQU | FLOW CONTROL DEVICE | DISK |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| STYL | STYLE DESIGNATOR | ERR-090 |
| CWCD | NOMINAL OUTSIDE DIAMETER | 5.625 INCHES 1ST END |
| MATT | MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR BODY LINING |
| MATT | MATERIAL | STEEL STEM |
| CWCK | NOMINAL THICKNESS | 0.062 INCHES 1ST END |
| ARKN | FLANGE SHAPE | ROUND WITH HOLES 1ST END |