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 |
|---|---|
| 01343 | ANDERSON GREENWOOD LP DBA ANDERSON G |
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 |
|---|---|---|
| AQLR | VALVE OPERATION METHOD | AUTOMATIC |
| AAAR | NOMINAL PIPE SIZE ACCOMMODATED | 1.000 INCHES 1ST END |
| CQCY | ADJUSTABLE PRESSURE RANGE | +66.0/+75.0 POUNDS PER SQUARE INCH |
| AGAV | END ITEM IDENTIFICATION | LOS ANGELES CLASS SSN (688), P/N 20206 VALVE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | VALVE,SAFETY RELIEF |
| AEHZ | MAXIMUM OPERATING TEMP | 165.0 DEG FAHRENHEIT SINGLE RESPONSE |
| CSDC | OPENING PRESSURE SETTING | 72.0 POUNDS PER SQUARE INCH |
| FEAT | SPECIAL FEATURES | R1.000 IN RELIEF VALVE TYPE UU1751-T; SPRING NUMBER: 100-K; 424 SCFM RATED CAPACITY; 84 PSIG ACCUMULATION PRESS. MAX.; 60 PSIG RESEAT PRESSURE MIN.; 7PSIG BACK PRESSURE MAX.; SEAT LEAKAGE: NONE IN THREE MIN. AT 60 PSIG |