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National Stock Number:
3020-01-055-5985
Federal Supply Class:
3020
National Item Identification Number:
010555985
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:
| 1884927 | 21877 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1884927 | 7Y951 | PEERLESS INSTRUMENT CO., INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 4340 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COMP 4340 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 320.0 BRINELL HULTGREN MINIMUM AND | | 360.0 BRINELL HULTGREN MAXIMUM OVERALL | | CONSTRUCTION | ASSEMBLED | | DESIGN TYPE | SPUR FIRST GEAR | | SPUR SECOND GEAR | | NOMINAL OUTSIDE DIAMETER | 3.549 INCHES FIRST GEAR | | 1.810 INCHES SECOND GEAR | | NOMINAL OVERALL LENGTH | 2.367 INCHES | | PRECISION CLASSIFICATION | QUALITY NUMBER 10 ALL GEARS | | HUB STYLE DESIGNATOR | PLAIN BETWEEN FIRST AND SECOND GEAR | | 2 STEPS BOTH ENDS | | HUB NOMINAL LENGTH | 0.531 INCHES FIRST END | | 0.498 INCHES SECOND END | | 0.096 INCHES BETWEEN FIRST AND SECOND GEAR | | HUB NOMINAL DIAMETER | 1.485 INCHES BETWEEN FIRST AND SECOND GEAR | | 0.472 INCHES BOTH ENDS | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 7Y951 | | DESIGN CONTROL REFERENCE | 1884927 |
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