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National Stock Number:
3020-00-769-0172
Federal Supply Class:
3020
National Item Identification Number:
007690172
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:
| 1884933 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 30359311 | 72314 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BORE STYLE | INVOLUTE SPLINE FIRST END | | BORE NOMINAL DIAMETER | 2.661 INCHES SECOND END | | BORE NOMINAL DIAMETER | 2.680 INCHES FIRST END | | CONSTRUCTION | ASSEMBLED | | COUNTERBORE NOMINAL DIAMETER | 2.682 INCHES SECOND END | | COUNTERBORE NOMINAL DEPTH | 0.938 INCHES SECOND END | | DESIGN TYPE | SPUR FIRST GEAR | | DESIGN TYPE | SPUR SECOND GEAR | | HUB STYLE DESIGNATOR | 1 GROOVE FIRST END | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | HUB NOMINAL DIAMETER | 3.250 INCHES SECOND END | | HUB NOMINAL DIAMETER | 3.544 INCHES FIRST END | | HUB NOMINAL DIAMETER | 4.250 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 0.218 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL LENGTH | 1.2190 INCHES SECOND END | | HUB NOMINAL LENGTH | 2.0620 INCHES FIRST END | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-16522,CLASS 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | NOMINAL OUTSIDE DIAMETER | 4.415 INCHES SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 9.698 INCHES FIRST GEAR | | NOMINAL OVERALL LENGTH | 5.250 INCHES | | SPECIAL FEATURES | GROOVE IN BORE FIRST END 0.312 IN.,2.875 IN.DIA | | SPLINE PITCH DIAMETER | 2.7500 INCHES NOMINAL FIRST END | | SPLINE QUANTITY | 33 SECOND END |
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