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 |
|---|---|
| 03950 | NAVAL INVENTORY CONTROL POINT MECHAN |
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 |
|---|---|---|
| CRTL | CRITICALITY CODE JUSTIFICATION | ZZZY |
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| STYL | STYLE DESIGNATOR | STRAIGHT THRU |
| BBJX | MOUNTING POSITION | HORIZONTAL OR VERTICAL |
| MATT | MATERIAL | NICKEL ALLOY FLOW CONTROL DEVICE |
| MATT | MATERIAL | NICKEL ALLOY BODY |
| AAJF | THREAD DIRECTION | RIGHT-HAND ALL ENDS |
| AWLS | CONNECTION TYPE | THREADED INTERNAL PIPE ALL ENDS |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | REQUIRES SPECIAL CLEANING AND PACKAGING IAW MIL-C-52211,FOR OXYGEN/NITROGEN/HYDROGEN SERVICE |
| ADSU | DISK LOADING METHOD | SPRING |
| CSDC | OPENING PRESSURE SETTING | 1.0 POUNDS PER SQUARE INCH |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES ALL ENDS |
| AHNC | CONNECTION STYLE | PLAIN, OPTIONAL END (PIPE) ALL ENDS |
| THSD | THREAD SERIES DESIGNATOR | NPT ALL ENDS |