Part Number
Part Number:
NSN:
NIIN:
Item Name:
PUMP , AXIAL PISTONS
Definition:
A POSITIVE DISPLACEMENT DEVICE WHICH UTILIZES THE RECIPROCATING MOTION OF A MULTIPLE NUMBER OF PARALLEL PISTONS ARRANGED AXIALLY IN A CYLINDER BARREL AS A MEANS OF TRANSFERRING A LIQUID FROM ONE PLACE TO ANOTHER. THE PISTONS ARE ACTUATED BY REVOLVING THE CYLINDER BARREL AT AN ANGLE TO THE DRIVE SHAFT AXIS OR BY A TILTING BOX WHEN THE CYLINDER BARREL REVOLVES ON THE DRIVE SHAFT. THE PISTON DISPLACEMENT MAY BE FIXED OR VARIABLE. IT IS DESIGNED TO BE DRIVEN BY A PRIME MOVER WHICH IS NOT AN INTEGRAL PART OF THE PUMP.
CAGE Information
| Code | Company |
|---|---|
| 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC |
Federal Supply Class
Title
POWER AND HAND PUMPS
Inclusions:
Exclusions:
EXCLUDES LABORATORY JET PUMPS (FSG 65 AND 66).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AHZN | RECIPROCATING STROKE TYPE | VARIABLE |
| AAYU | INTAKE CONNECTION TYPE | THREADED INTERNAL |
| AENG | PUMPING ELEMENT TYPE | PISTON |
| AAYW | DISCHARGE CONNECTION TYPE | THREADED INTERNAL |
| AHZA | PUMPING ELEMENT OPERATING POSITION | HORIZONTAL |
| AJAD | DRIVE SHAFT LENGTH | 0.932 INCHES NOMINAL |
| AJAC | DRIVE SHAFT END DIAMETER | 0.650 INCHES NOMINAL |
| AAXZ | CYLINDER QUANTITY | 1 |
| AAYT | INTAKE CONNECTION QUANTITY | 1 |
| ACKL | MEDIA FOR WHICH DESIGNED | HYDROCARBON FUELS AND OILS |
| AAYV | DISCHARGE CONNECTION QUANTITY | 1 |
| AJAB | DRIVE SHAFT TYPE | SPLINED, STRAIGHT EXTERNAL |
| ASAZ | DISCHARGE CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.5625-18 UNJF |
| ASWT | INTAKE CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.5625-18 UNJF |