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National Stock Number:
3040-00-797-7291
Federal Supply Class:
3040
National Item Identification Number:
007977291
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:
| 9139217 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG | 45.0 AND 45.0 AND 90.0 AND 90.0 AND 90.0 | | BORE DIAMETER | 0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.938 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764, TYPE 416-CANCELED FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 416 | | NOMINAL THREAD SIZE | 0.138 INCHES THREAD | | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) FIRST HOLE | | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) FOURTH HOLE | | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) THIRD HOLE | | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SECOND HOLE | | SECURING HOLE QUANTITY | 5 | | STYLE DESIGNATOR | PLAIN ROUND | | SURFACE FINISH | 125 MICROINCHES OVERALL | | SURFACE TREATMENT | PASSIVATE | | THICKNESS | 0.312 INCHES NOMINAL |
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