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National Stock Number:
3110-01-124-6827
Federal Supply Class:
3110
National Item Identification Number:
011246827
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:
| 65391-11052-103 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| BOLT CIRCLE HOLE QUANTITY | 2 | | CROSS-SECTIONAL SHAPE STYLE | RAISED SURFACE W/O APERTURE | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OR STEEL COMP E4340 OVERALL | | MOUNTING HOLE DIAMETER | 0.265 INCHES NOMINAL | | MOUNTING HOLE TYPE | ROUND, UNTHREADED | | OUTSIDE RAISED SURFACE DIAMETER | 0.438 INCHES NOMINAL | | OVERALL THICKNESS | 0.256 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | RAISED SURFACE HEIGHT | 0.050 INCHES MINIMUM AND 0.055 INCHES MAXIMUM | | SURFACE TREATMENT | OXIDE OVERALL |
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