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 |
---|---|
34889 | HUNT VALVE COMPANY INC DBA UNION FLO |
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 |
---|---|---|
AEHZ | MAXIMUM OPERATING TEMP | 250.0 DEG FAHRENHEIT SINGLE RESPONSE |
ADSR | BONNET TYPE | INSIDE SPRING |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE FLOW CONTROL DEVICE OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE |
AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES ALL ENDS |
ADST | BONNET ATTACHMENT METHOD | BOLTED |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE STEM |
AHNC | CONNECTION STYLE | SOCKET WITH BRAZING RING ERR-100 |
MATT | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE OR PLASTIC ACETAL FLOW CONTROL DEVICE |
ADQU | FLOW CONTROL DEVICE | DISK |
AQLR | VALVE OPERATION METHOD | AUTOMATIC OR MANUAL |
MATT | MATERIAL | COPPER ALLOY BODY |
STYL | STYLE DESIGNATOR | ERR-090 |
ADSU | DISK LOADING METHOD | SPRING |
TMQY | FURNISHED ITEMS AND QUANTITY | 2 NUT AND 2 TAILPIECE |
MATT | MATERIAL | STEEL STEM |
AWLS | CONNECTION TYPE | UNTHREADED INTERNAL PIPE ALL ENDS |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY |
CQCY | ADJUSTABLE PRESSURE RANGE | +18.0/+22.0 POUNDS PER SQUARE INCH |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE SEAT OR QQ-N-288 FED SPEC 2ND MATERIAL RESPONSE SEAT |