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National Stock Number:
3110-00-307-3673
Federal Supply Class:
3110
National Item Identification Number:
003073673
Description:
PLATE,RETAINING,BEARING
Detail:
A comparatively flat rigid item, with or without a centrally located aperture, designed to hold an annular bearing or a sleeve bearing in a fitted inclosure. It must have drilled and/or tapped holes for mounting purposes. Excludes END BELL, ELECTRICAL ROTATING EQUIPMENT.
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Manufacturer Information:
| S1635-64119 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| APERTURE DIAMETER | 3.270 INCHES MINIMUM AND 3.280 INCHES MAXIMUM | | BOLT CIRCLE HOLE QUANTITY | 6 | | COUNTERBORE DIAMETER | 3.543 INCHES MINIMUM AND 3.544 INCHES MAXIMUM | | COUNTERBORE DEPTH | 0.210 INCHES MINIMUM AND 0.214 INCHES MAXIMUM | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM | | OUTSIDE DIAMETER | 5.125 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MOUNTING HOLE DIAMETER | 0.313 INCHES NOMINAL | | MOUNTING HOLE TYPE | ROUND, THREADED | | NOMINAL THREAD SIZE | 0.313 INCHES | | RAISED SURFACE HEIGHT | 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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