Part Number
Part Number:
NSN:
NIIN:
Item Name:
VACUUM PUMP UNIT , ROTARY
Definition:
AN ASSEMBLED UNIT CONSISTING OF A COMMONLY MOUNTED ROTARY VACUUM PUMP(S), PRIME MOVER(S), AND THE NECESSARY COMPONENTS TO PROVIDE FOR A COMPLETE OPERATION. IT MAY INCLUDE VACUUM STORAGE TANK(S).
CAGE Information
| Code | Company |
|---|---|
| 81349 | MILITARY SPECIFICATIONS PROMULGATED |
Federal Supply Class
Title
COMPRESSORS AND VACUUM PUMPS
Inclusions:
INCLUDES TRUCK MOUNTED AND TRAILER MOUNTED COMPRESSORS.
Exclusions:
EXCLUDES REFRIGERATION COMPRESSORS (FSC 4130).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AMPS | CURRENT RATING IN AMPS | 4.8 AND 2.4 |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | PMU/4E TYPE |
| FREQ | FREQUENCY IN HERTZ | 60.0 |
| AERP | SYSTEM DESIGN | CORROSIVE |
| ABHP | OVERALL LENGTH | 50.000 INCHES NOMINAL |
| AENE | PUMP BODY MATERIAL | ANY ACCEPTABLE |
| AEPH | DISCHARGE CONNECTION OUTSIDE DIAMETER | 1.000 NOMINAL INCHES |
| AEQH | AIR DISPLACEMENT RATE | 14.0 CUBIC FEET PER MINUTE IN FREE AIR |
| AAYW | DISCHARGE CONNECTION TYPE | UNTHREADED EXTERNAL |
| FTLD | FUNCTIONAL DESCRIPTION | THE PMU-4E,POWER DRIVEN ROTARY VACUUM PUMP IS AN INDEPENDENT,SELF-CONTAINED UNIT; IT CONSISTS OF A ROTARY VACUUM PUMP DRIVEN BY AN EXPLOSION PROOF ELECTRIC MOTOR AND EXPLOSION PROOF CONTROL EQUIPMENT MOUNTED ON A FOUR CASTERED MOBILE BASE WITH ATTACHED HANDLE FOR MANUALLY MOVING THE EQUIPMENT; A SIX FOOT LENGTH OF FLEXIBLE SERVICING HOSE WITH STORAGE TANK ADAPTER IS SUPPLIED FOR USE IN CONNECTING THE VACUUM PUMP TO THE VACUUM PUMP TO THE STORAGE TANK BEING EVACUATED; THE VACUUM PUMP IS DESIGNED PRIMARILY FOR EVACUATING THE VACUUM TIGHT ANNULAR INSULATING SPACE OF LIQUID OXYGEN OR NITROGEN STORAGE TANK TO AN ABSOLUTE PRESSURE OF FIVE MICRONS OR LESS; THE UNIT IS CONSTRUCTED FOR THAT REPAIRS MAY BE ACCOMPLISHED BY OPERATING PERSONNEL |
| ELEC | VOLTAGE IN VOLTS | 220.0 AND 440.0 |
| AENC | PUMP QUANTITY | 1 |
| AENM | INTAKE CONNECTION OUTSIDE DIAMETER | 1.000 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 36.000 INCHES NOMINAL |
| AAXX | MOUNTING TYPE | WHEEL |
| AKDJ | PRIME MOVER TYPE | ELECTRIC MOTOR |
| ADLE | VACUUM RATING | 1.0 MILLITORR |
| FAAZ | PHASE | THREE |
| AAYX | DRIVE CONNECTION TYPE | SINGLE STRAND V-BELT |
| AENG | PUMPING ELEMENT TYPE | SLIDING VANE AND ROTARY PISTON |
| AEQC | OPERATING SPEED AT RATED CAPACITY IN RPM | ANY ACCEPTABLE |
| RDAL | REFERENCE DATA AND LITERATURE | AF TO. 35M12-2-12-1 |
| NTRD | ENTRY DATE | 85-08-15 |
| AENF | SPECIFIC GAS FOR WHICH DESIGNED | OXYGEN |
| AAYT | INTAKE CONNECTION QUANTITY | 1 |
| AAXW | BRAKE HORSEPOWER REQUIRED | 1.500 |
| AAYD | STAGE QUANTITY | 1 |
| FEAT | SPECIAL FEATURES | EXPLOSION PROOF MOTOR |
| AAYU | INTAKE CONNECTION TYPE | UNTHREADED EXTERNAL |
| AAYV | DISCHARGE CONNECTION QUANTITY | 1 |
| ACZV | COOLING MEDIUM | AIR |
| ABMK | OVERALL WIDTH | 50.000 INCHES NOMINAL |
| ACDC | CURRENT TYPE | AC |
| ABEM | BODY SURFACE TREATMENT | ANY ACCEPTABLE |