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 |
---|---|
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 |
---|---|---|
CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |
CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES 1ST END |
THSD | THREAD SERIES DESIGNATOR | UNJF 1ST END |
AQLR | VALVE OPERATION METHOD | AUTOMATIC |
CQRB | SEAT ANGLE | 37.0 DEGREES 1ST END |
CSDC | OPENING PRESSURE SETTING | 500.0 POUNDS PER SQUARE INCH |
CQGM | MAXIMUM OPERATING PRESSURE | 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
SFTT | SURFACE TREATMENT | ANODIZE |
AAJF | THREAD DIRECTION | RIGHT-HAND 1ST END |
STYL | STYLE DESIGNATOR | ERR-090 |
MATT | MATERIAL | ALUMINUM ALLOY 2024 BODY |
AAJD | THREAD CLASS | 3B 1ST END |
ADQU | FLOW CONTROL DEVICE | POPPET |
ADSY | VALVE DISCHARGE FLOW RATE | 1.2 GALLONS PER MINUTE |
ADSU | DISK LOADING METHOD | SPRING |
AEHZ | MAXIMUM OPERATING TEMP | 275.0 DEG FAHRENHEIT SINGLE RESPONSE |
AHNC | CONNECTION STYLE | ERR-090 ERR-100 |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
CQJX | NOMINAL THREAD SIZE | 0.437 INCHES 1ST END |
MATT | MATERIAL | ALUMINUM ALLOY 2024 SEAT |
CMLP | THREAD QUANTITY PER INCH | 20 1ST END |
AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS 1ST END |