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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
D50429 34889 A 5 2 A AX
R10CEZE717 AND D50429 34889 A 3 2 E AX

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
CWCQ BOLT HOLE NOMINAL DIAMETER 0.562 INCHES 1ST END
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SEAT
AHNC CONNECTION STYLE SOCKET WITH BRAZING RING (TUBE) ERR-100
AWLS CONNECTION TYPE UNTHREADED INTERNAL TUBE 2ND END
MATT MATERIAL STEEL CORROSION RESISTING STEM
ADST BONNET ATTACHMENT METHOD BOLTED
AQLR VALVE OPERATION METHOD AUTOMATIC
CWDF FLANGE FACE DESIGN PLAIN ALL ENDS
ADZH RENEWABLE SEAT RING TYPE THREADED
CWCT BOLT CIRCLE NOMINAL DIAMETER 2.688 INCHES 1ST END
CWCD NOMINAL OUTSIDE DIAMETER 3.812 INCHES 1ST END
MDCL MATERIAL DOCUMENT AND CLASSIFICATION ASTM A581 TY/303 ASSN STD SINGLE MATERIAL RESPONSE STEM
ADQU FLOW CONTROL DEVICE DISK
MATT MATERIAL NICKEL ALLOY FLOW CONTROL DEVICE
AWLS CONNECTION TYPE FLANGE 1ST END
STYL STYLE DESIGNATOR ERR-090
MDCL MATERIAL DOCUMENT AND CLASSIFICATION ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATT MATERIAL NICKEL ALLOY SEAT
CWCK NOMINAL THICKNESS 0.438 INCHES 1ST END
ADSU DISK LOADING METHOD SPRING
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
CWFD NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.750 INCHES 2ND END
AECS BOLT HOLE QUANTITY 4 1ST END
CQGM MAXIMUM OPERATING PRESSURE 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
CQCY ADJUSTABLE PRESSURE RANGE +164.0/+201.0 POUNDS PER SQUARE INCH
MATT MATERIAL COPPER ALLOY 922 BODY
ARKN FLANGE SHAPE ROUND WITH HOLES 1ST END

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D50429 , D50429 , 4820-01-258-5069 , 4820012585069 , 012585069 , D50429 , R10CEZE717 AND D50429 ,