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National Stock Number:
3110-00-982-9983
Federal Supply Class:
3110
National Item Identification Number:
009829983
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:
| S1505-3651 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| APERTURE DIAMETER | 1.220 INCHES MINIMUM AND 1.227 INCHES MAXIMUM | | BOLT CIRCLE HOLE QUANTITY | 3 | | CORNER RADIUS | 0.375 INCHES NOMINAL | | FIRST RAISED SURFACE OUTSIDE DIAMETER | 1.260 INCHES MINIMUM AND 1.267 INCHES MAXIMUM | | HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM | | OUTSIDE DIAMETER | 2.864 INCHES MINIMUM AND 2.884 INCHES MAXIMUM | | OVERALL THICKNESS | 0.125 INCHES NOMINAL | | MATERIAL | STEEL COMP 4130 OVERALL | | MOUNTING BOLT CIRCLE DIAMETER | 2.312 INCHES NOMINAL | | MOUNTING HOLE ARRANGEMENT STYLE | SINGLE BOLT HOLE CIRCLE | | MOUNTING HOLE DIAMETER | 0.265 INCHES NOMINAL | | MOUNTING HOLE TYPE | ROUND, UNTHREADED | | RAISED SURFACE HEIGHT | 0.250 INCHES NOMINAL | | SPECIAL FEATURES | ID COUNTERSUNK 80 DEG TO 1.493 IN.MIN,1.500 IN.MAX DIA;1.000 IN. DISTANCE FROM CENTER HOLE TO FLAT CENTER;RAISED SURFACE FEATURE:INCLUDED;APERTURE SHAPE ROUND AND INCLUDED;SHAPE:ROUND | | SURFACE TREATMENT | CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL | | TEST DATA DOCUMENT | 81349-MILI6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
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