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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
91816 CIRCOR AEROSPACE INC. DBA CIRCLE SEA

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 STEEL CORROSION RESISTING SEAT
THSD THREAD SERIES DESIGNATOR NPTF 2ND END
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.250 INCHES 2ND END
AQLR VALVE OPERATION METHOD AUTOMATIC
CQRB SEAT ANGLE 37.0 DEGREES 1ST END
THSD THREAD SERIES DESIGNATOR NPT 1ST END
AEQJ MINIMUM OPERATING TEMP -100.0 DEG FAHRENHEIT
CQGM MAXIMUM OPERATING PRESSURE 1000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
AEHZ MAXIMUM OPERATING TEMP 400.0 DEG FAHRENHEIT SINGLE RESPONSE
AWLS CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
STYL STYLE DESIGNATOR ERR-090
AWLS CONNECTION TYPE THREADED INTERNAL TUBE 2ND END
AAJF THREAD DIRECTION RIGHT-HAND ALL ENDS
ADSU DISK LOADING METHOD SPRING
AHNC CONNECTION STYLE ERR-090 ERR-100
CSDC OPENING PRESSURE SETTING 25.0 POUNDS PER SQUARE INCH
MEDA MEDIA FOR WHICH DESIGNED WATER-OIL-GAS SINGLE RESPONSE
FEAT SPECIAL FEATURES WITH TEFLON SEAL
MATT MATERIAL STEEL COMP 303 BODY
CQJX NOMINAL THREAD SIZE 0.250 INCHES ALL ENDS
AGAV END ITEM IDENTIFICATION AIRCRAFT, HERCULES C

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