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National Stock Number:
3020-01-062-4581
Federal Supply Class:
3020
National Item Identification Number:
010624581
Description:
GEAR,HELICAL
Detail:
A GEAR, CYLINDRICAL IN FORM, WITH TEETH ON THE OUTER SURFACE AT AN ANGLE TO THE AXIS OF THE GEAR. SEE ALSO GEAR, ANTIBACKLASH, HELICAL:
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Manufacturer Information:
| 912114 | 49956 | RAYTHEON COMPANY | | 912114-1 | 3B150 | RAYTHEON COMPANY | | 912114-1 | 49956 | RAYTHEON COMPANY | | 912114-1 | 54X10 | RAYTHEON COMPANY |
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Techincal Specification:
| BODY STYLE | WEBBED, OFFSET, WITH LIGHTENING HOLES | | BORE NOMINAL DIAMETER | 2.167 INCHES BOTH ENDS | | BORE STYLE | W/ KEYWAY BOTH ENDS | | FACE NOMINAL WIDTH | 0.822 INCHES | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL | | HELIX ANGLE | 15.1666 DEGREES | | HUB NOMINAL DIAMETER | 3.125 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | KEYWAY NOMINAL WIDTH | 0.314 INCHES BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4140 OVERALL | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 1.240 INCHES BOTH ENDS | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.364 INCHES FIRST END | | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.161 INCHES SECOND END | | NOMINAL OUTSIDE DIAMETER | 10.074 INCHES | | PITCH DIAMETER | 9.9507 INCHES NOMINAL | | PRECISION CLASSIFICATION | QUALITY NUMBER 12 | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-13924,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE OVERALL | | TEETH QUANTITY | 154 | | TEETH TYPE | SINGLE HELIX | | TOOTH FORM | STUB | | TOOTH DIRECTION | LEFT |
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