Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , CHECK
Definition:
A VALVE PERMITTING FLOW IN ONE DIRECTION ONLY. IT DOES NOT HAVE A STEM, EXCEPT WHEN EQUIPPED WITH A LEVER AND WEIGHT AND HAS NO PRESSURE ADJUSTMENT. IT MAY BE INLINE OR CARTRIDGE (MANIFOLD) DESIGN.
CAGE Information
Code | Company |
---|---|
26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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 |
---|---|---|
CWDF | FLANGE FACE DESIGN | PLAIN 2ND END |
CWDF | FLANGE FACE DESIGN | PLAIN 2ND END |
AHNC | CONNECTION STYLE | FLARED (TUBE) 1ST END |
AQLR | VALVE OPERATION METHOD | AUTOMATIC |
CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303-CANCELLED FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
STYL | STYLE DESIGNATOR | STRAIGHT THRU |
FEAT | SPECIAL FEATURES | FLANGED END HOLES THREADED 10-32 UNF |
BBJX | MOUNTING POSITION | VERTICAL |
CWCY | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG LENGTH | 1.038 INCHES 2ND END |
THSD | THREAD SERIES DESIGNATOR | UN 1ST END |
AAJD | THREAD CLASS | 3A 1ST END |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8 ALLOY 6061,T651 FED SPEC SINGLE MATERIAL RESPONSE BODY |
AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE 1ST END |
AKGG | NOMINAL LENGTH | 1.750 INCHES 2ND END |
MATT | MATERIAL | STEEL FLOW CONTROL DEVICE |
CWDC | CENTER TO CENTER NOMINAL DISTANCE BETWEEN BOLT HOLES ALONG WIDTH | 1.038 INCHES 2ND END |
AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
ARKN | FLANGE SHAPE | RECTANGULAR WITH HOLES 2ND END |
AKGF | NOMINAL WIDTH | 1.750 INCHES 2ND END |
CQJX | NOMINAL THREAD SIZE | 1.312 INCHES 1ST END |
MEDA | MEDIA FOR WHICH DESIGNED | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
ADQU | FLOW CONTROL DEVICE | POPPET |
CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES 1ST END |
ADSU | DISK LOADING METHOD | SPRING |
CWCK | NOMINAL THICKNESS | 0.250 INCHES 2ND END |
CQGM | MAXIMUM OPERATING PRESSURE | 400.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
CMLP | THREAD QUANTITY PER INCH | 12 1ST END |
AECS | BOLT HOLE QUANTITY | 4 2ND END |
MATT | MATERIAL | ALUMINUM ALLOY BODY |
CWCQ | BOLT HOLE NOMINAL DIAMETER | 0.159 INCHES 2ND END |
AWLS | CONNECTION TYPE | FLANGE 2ND END |