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National Stock Number:
5120-01-381-9481
Federal Supply Class:
5120
National Item Identification Number:
013819481
Description:
PULLER,MECHANICAL
Detail:
A puller manually operated by means of gearing, leverage, jack screw, slide hammer, physical impact, or any combination thereof. It includes items with a series of parts to give a different spread and/or reach. For items with additional parts which can be assembled into various different functional combinations, except spread and/or reach, see PULLER KIT, UNIVERSAL. Excludes hydraulic force actuated items.
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Manufacturer Information:
| PWA80240 | 77445 | RTX CORPORATION |
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Techincal Specification:
| FSC APPLICATION DATA | PULLER,JACKSCREW - 7TH STAGE TURBINE AIRSEAL | | FUNCTIONAL DESCRIPTION | PULLER,PWA80240, IS OF STEEL CONSTRUCTION; IT CONSISTS OF A PILOTED PLUG, A BASE PLATE ASSEMBLY, TWO FINGER PULLER JAWS, A JAW RETAINING RING AND AJACKSWREW; THE PILOTED PLUG IS POSITIONED TO ENGAGE THE END OF THE LOW PRESSURE TURBINE COUPLING; THE TWO FINGER JAWS ENGAGE INTO THE COOLING HOLES OF THE SENENTH STAGE TURBINE AIRSEALING RING; THE JAW RETAINER RING IS SLIPPED OVER THE PULLER JAWS; THE JACKSCREW IS TURNED CLOCKWISE TO APPLY A MECHANICALFORCE TO SEPARATE THE PARTS | | SPECIAL FEATURES | THE LOW PRESSURE TURBINE HUB AND THE SEVENTH STAGE AIRSEAL HAVE AN INTERFERENCE FIT BETWEEN THEIR INTERFACE DIAMETERS; DUE TO THIS INTERFERENCE FIT, A MECHANICAL FORCE IS REQUIRED TO SEPARATE ENGINE PARTS FOR MAINTENANCE |
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