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 |
|---|---|
| 00742 | AIR PRODUCTS AND CHEMICALS INC. DBA |
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 ALLOY FLOW CONTROL DEVICE |
| CWDL | RAISED FACE NOMINAL DIAMETER | 2.000 INCHES 1ST END |
| AWLS | CONNECTION TYPE | UNTHREADED INTERNAL TUBE 2ND END |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.525 INCHES 1ST END |
| MATT | MATERIAL | IRON BODY |
| ADQU | FLOW CONTROL DEVICE | DISK |
| AECS | BOLT HOLE QUANTITY | 2 1ST END |
| AWLS | CONNECTION TYPE | FLANGE 1ST END |
| CWCT | BOLT CIRCLE NOMINAL DIAMETER | 2.750 INCHES 1ST END |
| STYL | STYLE DESIGNATOR | ERR-090 |
| AKGF | NOMINAL WIDTH | 2.298 INCHES 1ST END |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.125 INCHES 2ND END |
| CWCK | NOMINAL THICKNESS | 1.188 INCHES 1ST END |
| CWDF | FLANGE FACE DESIGN | RAISED STRAIGHT 1ST END |
| CWDH | RAISED FACE NOMINAL HEIGHT | 0.125 INCHES 1ST END |
| AKGG | NOMINAL LENGTH | 3.750 INCHES 1ST END |
| ARKN | FLANGE SHAPE | OVAL WITH HOLES 1ST END |