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 |
|---|---|
| 77842 | EATON CORPORATION DBA CENTURIAN MECH |
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 |
|---|---|---|
| CQGM | MAXIMUM OPERATING PRESSURE | 6000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
| AAJD | THREAD CLASS | 2 ALL ENDS |
| CMLP | THREAD QUANTITY PER INCH | 12 ALL ENDS |
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-23652 MIL SPEC SINGLE MATERIAL RESPONSE SEAT |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | QUALITY CONTROLLED IAW NAVY LEVEL 1 ASSURANCE GUIDE, CLEANED IAW MIL-C-52211 |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| MATT | MATERIAL | NICKEL ALLOY BODY |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| CQJX | NOMINAL THREAD SIZE | 1.750 INCHES ALL ENDS |
| THSD | THREAD SERIES DESIGNATOR | UN ALL ENDS |
| MATT | MATERIAL | RUBBER FLUOROCARBON CLASS FPM SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE BODY |