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National Stock Number:
3040-00-495-2918
Federal Supply Class:
3040
National Item Identification Number:
004952918
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:
| MBC550 | 99251 | MISSION SYSTEMS DAVENPORT INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 302 OR | | STEEL COMP 303 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763, CLASS 302, COND A FED SPEC 1ST MATERIAL RESPONSE AND | | QQ-S-764, TYPE 303, COND A-CANCELED FED SPEC 2ND MATERIAL RESPONSE | | SURFACE TREATMENT | PASSIVATE | | STYLE DESIGNATOR | ROUND STEPPED | | OUTSIDE DIAMETER | 0.437 INCHES NOMINAL | | THICKNESS | 0.362 INCHES NOMINAL | | SMALL END DIAMETER | 0.3745 INCHES MINIMUM AND | | 0.3748 INCHES MAXIMUM | | BORE DIAMETER | 0.2812 INCHES MINIMUM AND | | 0.2816 INCHES MAXIMUM | | LARGEST DIAMETER LENGTH | 0.187 INCHES NOMINAL | | SECURING HOLE QUANTITY | 2 | | ANGLE BETWEEN CENTERLINES OF SECURING HOLES IN DEG | 90.0 | | SECURING HOLE TYPE AND LOCATION | THREADED SINGLE HOLE | | SCREW THREAD SERIES DESIGNATOR AND LOCATION | SINGLE HOLE UNC | | NOMINAL THREAD SIZE AND LOCATION | 0.086 INCHES SINGLE HOLE | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | ASDIFFERENTIATED BY PAC ABPH | | CRITICALITY CODE JUSTIFICATION | ABPH | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 99251 | | DESIGN CONTROL REFERENCE | MBC550 |
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