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National Stock Number:
3040-00-257-0470
Federal Supply Class:
3040
National Item Identification Number:
002570470
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:
| GB2452-2 | 28528 | ITT INDUSTRIES INC ITT AEROSPACE COMMUNICATIONS DIV EAST | | GB2452-2 | 31550 | L3HARRIS TECHNOLOGIES, INC. | | SCB42071 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG | 120.0 | | BORE DIAMETER | 0.2510 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM | | DISTANCE FROM BORE CENTERLINE TO END | 0.281 INCHES NOMINAL | | LARGEST DIAMETER LENGTH | 0.052 INCHES MINIMUM AND 0.057 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626, ALLOY 360, 1/2H FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | COPPER ALLOY 360 | | NOMINAL THREAD SIZE | 0.138 INCHES SINGLE HOLE | | OUTSIDE DIAMETER | 0.750 INCHES NOMINAL | | SCREW THREAD SERIES DESIGNATOR AND LOCATION | SINGLE HOLE UNC | | SECURING HOLE QUANTITY | 2 | | SECURING HOLE TYPE AND LOCATION | THREADED SINGLE HOLE | | SMALL END DIAMETER | 0.594 INCHES NOMINAL | | STYLE DESIGNATOR | ROUND STEPPED | | SURFACE TREATMENT | CHROMIUM | | THICKNESS | 0.250 INCHES NOMINAL |
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