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National Stock Number:
3040-00-436-8407
Federal Supply Class:
3040
National Item Identification Number:
004368407
Description:
COLLAR,SHAFT
Detail:
An item designed to be mounted around a shaft to limit axial movement of the shaft and/or its assembled parts. It is secured directly to the shaft by use of a setscrew(s), pin(s), or the like, which may be a part of the item of supply. A pilot hole drilled in or through the wall(s) for drilling and pinning at application may be considered a method of securing. Solid items have a bearing surface on one or both end(s) perpendicular to the axis. For items designed to be mounted around the extended hub portion of a mounted item on a shaft or clamp around a shaft, see CLAMP, HUB. See also BEARING, SLEEVE; BUSHING, SLEEVE; SPACER, SLEEVE; and COUPLING, SHAFT, RIGID.
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Manufacturer Information:
| 10165737 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG | 90.0 | | BORE DIAMETER | 3.1270 INCHES MINIMUM AND 3.1370 INCHES MAXIMUM | | COUNTERSINK MAJOR DIAMETER AND LOCATION | 0.2000 INCHES NOMINAL ALL HOLES | | COUNTERSUNK HOLE ANGLE IN DEG AND LOCATION | 90.0 ALL HOLES | | LARGEST DIAMETER LENGTH | 0.375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-T-830, COMP MT1015-CANCELED FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP MT1015 | | NOMINAL THREAD SIZE | 0.190 INCHES ALL HOLES | | OUTSIDE DIAMETER | 3.625 INCHES NOMINAL | | SCREW THREAD SERIES DESIGNATOR AND LOCATION | ALL HOLES UNF | | SECURING HOLE QUANTITY | 2 | | SECURING HOLE TYPE AND LOCATION | THREADED-COUNTERSUNK ALL HOLES | | SMALL END DIAMETER | 3.468 INCHES MINIMUM AND 3.470 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND STEPPED | | SURFACE FINISH | 125 MICROINCHES OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE | | THICKNESS | 0.750 INCHES NOMINAL |
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