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National Stock Number:
3020-00-125-9370
Federal Supply Class:
3020
National Item Identification Number:
001259370
Description:
GEAR CLUSTER
Detail:
A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complement(s) or gear teeth, see GEARSHAFT (as modified). Excludes GEAR SUBASSEMBLY, SPEED DECREASER.
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Manufacturer Information:
| 105D3445 | 05606 | GENERAL DYNAMICS-OTS, INC. |
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Techincal Specification:
| BORE STYLE | INVOLUTE SPLINE BOTH ENDS | | BORE NOMINAL DIAMETER | 0.787 INCHES BOTH ENDS | | CONSTRUCTION | SOLID | | DESIGN TYPE | SPUR ALL GEARS | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL DIAMETER | 3.080 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.155 INCHES BETWEEN FIRST AND SECOND GEAR | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6395 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | NOMINAL OVERALL LENGTH | 0.938 INCHES | | NOMINAL OUTSIDE DIAMETER | 4.082 INCHES FIRST GEAR | | NOMINAL OUTSIDE DIAMETER | 4.528 INCHES SECOND GEAR | | SPECIAL FEATURES | 1ST GEAR DATA: NO. OF TEETH 20; PITCH DIA. 3.7689; PRESSURE ANGLE 20.0000; 2ND GEAR DATA: NO. OF TEETH 24; PITCH DIA. 4.1921; PRESSURE ANGLE 20.0000; INTERNAL SPLINE DATA: PRESSURE ANGLE 30.0000 | | SPLINE PITCH DIAMETER | 0.7188 INCHES NOMINAL BOTH ENDS | | SPLINE QUANTITY | 23 BOTH ENDS | | SURFACE TREATMENT | PHOSPHATE OVERALL |
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