National Stock Number (NSN) Output Data
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.
Reference/Part Number
CAGE Information
Code | Company |
---|---|
79500 | WESTINGHOUSE ELECTRIC CORP |
80231 | WESTINGHOUSE ELECTRIC CORP STURTEVAN |
80064 | NAVAL SHIP SYSTEMS COMMAND |
90099 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 |
---|---|---|
AWLS | CONNECTION TYPE | UNTHREADED EXTERNAL PIPE 2ND END |
AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 1ST END |
AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 0.500 INCHES 2ND END |
CSDC | OPENING PRESSURE SETTING | 15.0 POUNDS PER SQUARE INCH |
MATT | MATERIAL | COPPER ALLOY SEAT |
CBBL | FEATURES PROVIDED | PRESSURE TIGHT OUTLET SIDE |
AQLR | VALVE OPERATION METHOD | AUTOMATIC |
CQJX | NOMINAL THREAD SIZE | 0.500 INCHES 1ST END |
THSD | THREAD SERIES DESIGNATOR | NPT 1ST END |
ADQU | FLOW CONTROL DEVICE | DISK |
MATT | MATERIAL | STEEL FLOW CONTROL DEVICE |
MATT | MATERIAL | COPPER ALLOY BODY |
AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
STYL | STYLE DESIGNATOR | ERR-090 |
ADSU | DISK LOADING METHOD | SPRING |
ADST | BONNET ATTACHMENT METHOD | THREADED |
MATT | MATERIAL | STEEL STEM |
AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE 1ST END |
AHNC | CONNECTION STYLE | ERR-090 ERR-100 |
ADSR | BONNET TYPE | EXPOSED SPRING |
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