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National Stock Number:
3040-00-451-2807
Federal Supply Class:
3040
National Item Identification Number:
004512807
Description:
CLAMP,HUB
Detail:
An item designed to be mounted around the extended hub portion of a gear, wheel, or the like, to retain it securely to a shaft by compressing the slotted hub body. The item may also be used to clamp around a shaft, or the like, to prevent end motion or to retain it in position. Its compression quality is derived from a screw(s) or bolt(s) which may be a part of the item of supply. For items designed to secure directly to a shaft by use of setscrews, pins, or the like, see COLLAR, SHAFT. Excludes CLAMP, LOOP.
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Manufacturer Information:
| SM-C-620256 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| BORE DIAMETER | 0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM | | CLAMP SECURING HOLE STYLE | THREADED | | DISTANCE FROM BORE CENTERLINE TO END | 0.375 INCHES NOMINAL | | OVERALL LENGTH | 0.562 INCHES NOMINAL | | OVERALL WIDTH | 0.375 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764, TYPE 416, COND A-CANCELED FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 416 | | NOMINAL THREAD SIZE | 0.125 INCHES | | PLAIN HOLE DIAMETER | 0.1330 INCHES MINIMUM AND 0.1390 INCHES MAXIMUM | | SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | STYLE DESIGNATOR | RECTANGULAR, SINGLE BOLT SECURED | | SURFACE FINISH | 32 MICROINCHES INSIDE PERIPHERY | | SURFACE TREATMENT | PASSIVATE | | THICKNESS | 0.218 INCHES NOMINAL |
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