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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

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
D559A2M30 91816 A C 1 2 SB
C1058A2D30 81755 A 7 2 2 SB
D539A2M30 91816 A 3 2 6 SB

CAGE Information

Code Company
81755 LOCKHEED MARTIN CORPORATION DBA LOCK
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
AEHZ MAXIMUM OPERATING TEMP 250.0 DEG FAHRENHEIT SINGLE RESPONSE
CQJX NOMINAL THREAD SIZE 0.250 INCHES 1ST END
CQGM MAXIMUM OPERATING PRESSURE 140.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
THSD THREAD SERIES DESIGNATOR NPT 1ST END
CMLP THREAD QUANTITY PER INCH 18 1ST END
CQCY ADJUSTABLE PRESSURE RANGE +0.5/+140.0 POUNDS PER SQUARE INCH
MEDA MEDIA FOR WHICH DESIGNED GAS, NATURAL 4TH RESPONSE
AAJF THREAD DIRECTION RIGHT-HAND 1ST END
STYL STYLE DESIGNATOR ERR-090
MEDA MEDIA FOR WHICH DESIGNED GAS, INERT 5TH RESPONSE
MEDA MEDIA FOR WHICH DESIGNED AMMONIA, GASEOUS 2ND RESPONSE
AWLS CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END
ADQU FLOW CONTROL DEVICE POPPET
MATT MATERIAL ALUMINUM ALLOY STEM
AQLR VALVE OPERATION METHOD AIR
CSDC OPENING PRESSURE SETTING 30.0 POUNDS PER SQUARE INCH
ADSU DISK LOADING METHOD SPRING
MATT MATERIAL ALUMINUM ALLOY SEAT
MEDA MEDIA FOR WHICH DESIGNED FUEL/OIL, HYDROCARBON 1ST RESPONSE
AHNC CONNECTION STYLE ERR-090 ERR-100
AAAR NOMINAL PIPE SIZE ACCOMMODATED 0.250 INCHES 1ST END
FEAT SPECIAL FEATURES FURNISHED WITH DEFLECTOR CAP
MATT MATERIAL ALUMINUM ALLOY BODY
MEDA MEDIA FOR WHICH DESIGNED HYDROGEN 3RD RESPONSE

Similar Parts

C1058A2D30 , C1058A2D30 , 4820-00-832-8923 , 4820008328923 , 008328923 , D559A2M30 , C1058A2D30 , D539A2M30 ,