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 |
|---|---|
| 63600 | CURTISS-WRIGHT FLOW CONTROL SERVICE |
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 |
|---|---|---|
| THSD | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AAJD | THREAD CLASS | 2A ALL ENDS |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES ALL ENDS |
| STYL | STYLE DESIGNATOR | ERR-090 |
| CSDC | OPENING PRESSURE SETTING | 1000.0 POUNDS PER SQUARE INCH |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| MATT | MATERIAL | STEEL OVERALL |
| MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| CQJX | NOMINAL THREAD SIZE | 0.875 INCHES ALL ENDS |
| AGAV | END ITEM IDENTIFICATION | 4810-01-492-5803, BUTTERFLY VALVE ASSEMBLY. |
| FEAT | SPECIAL FEATURES | NEXT HIGHER ASSEMBLY 4820-01-492-5684, MANIFOLD VALVE ASSEMBLY. THIS VALVE DESIGNED FOR USE WITH GENERAL PURPOSE HYDRAULIC FLUID IAW MIL-H-5606, SAE NUMBER 10. SEAL MATERIAL IS BUNA-N. FLOW RATE IS 20.0 GPM. SIMILAR TO 4820-01-492-6232 WHICH HAS A FLOW RATE OF 10.0 GPM. BOTH USED ON SAME NHA AND END ITEM. |
| AHNC | CONNECTION STYLE | ERR-090 ERR-100 |