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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
VALVE , STOP-CHECK

Definition:

A VALVE WITH A BOLT OR STEM THAT MAY BE MECHANICALLY ACTUATED TO TWO DIFFERENT POSITIONS BY ROTARY OR LINEAR MOTION. IN THE FIRST POSITION, THE VALVE DISK IS LOCATED AND LOCKED AGAINST THE SEAT PERMITTING NO FLUID FLOW THROUGH THE VALVE. IN THE SECOND POSITION, ONE SIDE OF THE VALVE DISK IS LOCATED AGAINST THE SEAT PERMITTING MOVEMENT OF THE DISK IN A MANNER THAT WILL ALLOW A FLOW OF FLUID IN ONE DIRECTION THROUGH THE VALVE. THE VALVE DISK MAY BE SPRING LOADED. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN. SEE ALSO VALVE (1), LIFT-CHECK AND VALVE (1), STOP-LIFT-CHECK.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
B522-1-B1L1 03950 A 5 1 6 HD
5807-14L1 03950 A 5 1 6 HD
C522-1-B2L1 03950 A 5 1 6 HD
C522-1-B2 11859 A 5 1 5 HD
B522-1-B1 11859 A 5 1 6 HD
B31643DL1 03950 A 5 1 6 HD
S807-14 32373 R 5 1 5 HD
B31643D 63220 A 3 1 1 HD

CAGE Information

Code Company
03950 NAVAL INVENTORY CONTROL POINT MECHAN
11859 HUNT VALVE COMPANY INC. DBA WAECO VA
32373 SFC VALVE CORP
63220 FLOWSERVE INC

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
MEDA MEDIA FOR WHICH DESIGNED STEAM SINGLE RESPONSE
MEDA MEDIA FOR WHICH DESIGNED STEAM SINGLE RESPONSE
AHNC CONNECTION STYLE SOCKET (PIPE) 1ST END
CRTL CRITICALITY CODE JUSTIFICATION ZZZY
ADSR BONNET TYPE OUTSIDE SCREW-YOKE
MATT MATERIAL STEEL COMP 410 SEAT
CBBL FEATURES PROVIDED VALVE STEM LOCK SHIELD AND BONNET PACKING
MATT MATERIAL STEEL CORROSION RESISTING STEM
ADST BONNET ATTACHMENT METHOD BOLTED
STYL STYLE DESIGNATOR STRAIGHT THRU
BBJX MOUNTING POSITION HORIZONTAL OR VERTICAL
ADZH RENEWABLE SEAT RING TYPE THREADED
AEHZ MAXIMUM OPERATING TEMP 775.0 DEG FAHRENHEIT SINGLE RESPONSE
ADQU FLOW CONTROL DEVICE DISK
ZZZY REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
AQLR VALVE OPERATION METHOD MANUAL
AAAR NOMINAL PIPE SIZE ACCOMMODATED 0.750 INCHES 1ST END
AWLS CONNECTION TYPE UNTHREADED INTERNAL PIPE 1ST END
MATT MATERIAL STEEL COMP 410 FLOW CONTROL DEVICE
CQGM MAXIMUM OPERATING PRESSURE 1500.0 POUNDS PER SQUARE INCH SINGLE RESPONSE

Similar Parts

5807-14L1 , 580714L1 , 4820-00-121-6870 , 4820001216870 , 001216870 , B522-1-B1L1 , 5807-14L1 , C522-1-B2L1 , C522-1-B2 , B522-1-B1 , B31643DL1 , S807-14 , B31643D ,