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National Stock Number:
3020-00-294-7775
Federal Supply Class:
3020
National Item Identification Number:
002947775
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:
| A3380-1 | 34712 | LAKE SHORE SYSTEMS, INC. |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | TEETH QUANTITY | 131 | | TEETH TYPE | DOUBLE HELIX, SOLID | | PRESSURE ANGLE | 20.0000 DEGREES | | HELIX ANGLE | 30.0000 DEGREES | | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE FLUSH HUB | | PITCH DIAMETER | 21.8530 INCHES NOMINAL | | NOMINAL OVERALL LENGTH | 4.247 INCHES | | NOMINAL OUTSIDE DIAMETER | 21.9660 INCHES | | FACE NOMINAL WIDTH | 4.000 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.247 INCHES FIRST END | | BORE STYLE | W/ KEYWAY BOTH ENDS | | BORE NOMINAL DIAMETER | 3.813 INCHES BOTH ENDS | | KEYWAY NOMINAL WIDTH | 0.875 INCHES BOTH ENDS | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 2.297 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | HUB NOMINAL DIAMETER | 6.250 INCHES FIRST END | | 6.250 INCHES SECOND END | | BODY STYLE | WEBBED, WITH LIGHTENING HOLES |
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