Part Number
Part Number:
NSN:
NIIN:
Item Name:
VALVE , VACUUM BREAKING
Definition:
AN ITEM DESIGNED TO AUTOMATICALLY RELIEVE VACUUM, BY THE INTAKE OF AIR, WHEN THE INTERNAL PRESSURE FALLS BELOW ATMOSPHERIC PRESSURE. SEE ALSO VALVE, VACUUM REGULATING.
CAGE Information
| Code | Company |
|---|---|
| 98021 | HALKEY-ROBERTS 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 |
|---|---|---|
| ABJH | TEMP RATING | -80.0 DEG FAHRENHEIT |
| AEVX | TEMP ADJUSTABILITY | ADJUSTABLE |
| AAJP | OUTSIDE SURFACE TREATMENT | ANODIZED, MIL-A-8625, TYPE 2 |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.875-32 UN |
| ADQZ | END CONNECTION QUANTITY | 1 |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ABJH | TEMP RATING | 300.0 DEG FAHRENHEIT |
| ADQU | FLOW CONTROL DEVICE | POPPET |
| AFLH | ABSOLUTE PRESSURE RANGE | +0.7/+2.5 |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLH | FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.625 INCHES NOMINAL |
| ACLK | FIRST END THREAD CLASS | 2A |
| AAFZ | BODY MATERIAL | ALUMINUM ALLOY |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL TUBE |
| AAQL | BODY STYLE | SINGLE CONNECTION, STRAIGHT FLOW |