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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
17950 TEXSTEAM INC DBA TXT OR RCS OR TEXST

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 COPPER ALLOY FLOW CONTROL DEVICE
MATT MATERIAL COPPER ALLOY FLOW CONTROL DEVICE
ADSR BONNET TYPE INSIDE SPRING
MATT MATERIAL COPPER ALLOY SEAT
CBBL FEATURES PROVIDED PRESSURE TIGHT OUTLET SIDE
AWLS CONNECTION TYPE THREADED EXTERNAL PIPE 2ND END
THSD THREAD SERIES DESIGNATOR NPT 1ST END
AAAR NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES 1ST END
AAAR NOMINAL PIPE SIZE ACCOMMODATED 1.000 INCHES 2ND END
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
ADQU FLOW CONTROL DEVICE DISK
AQLR VALVE OPERATION METHOD AUTOMATIC OR MANUAL
ADSY VALVE DISCHARGE FLOW RATE 387.0 POUNDS PER HOUR
MATT MATERIAL COPPER ALLOY BODY
AAJF THREAD DIRECTION RIGHT-HAND 1ST END
STYL STYLE DESIGNATOR ERR-090
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
THSD THREAD SERIES DESIGNATOR NPT 2ND END
MDCL MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOYB5/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
ADSU DISK LOADING METHOD SPRING
CSDC OPENING PRESSURE SETTING 40.0 POUNDS PER SQUARE INCH
ADST BONNET ATTACHMENT METHOD THREADED
CQJX NOMINAL THREAD SIZE 1.000 INCHES 1ST END
MATT MATERIAL STEEL STEM
AWLS CONNECTION TYPE THREADED INTERNAL PIPE 1ST END
AHNC CONNECTION STYLE ERR-090 ERR-100
AAJF THREAD DIRECTION RIGHT-HAND 2ND END
CQJX NOMINAL THREAD SIZE 1.000 INCHES 2ND END

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