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National Stock Number:
3020-00-657-8527
Federal Supply Class:
3020
National Item Identification Number:
006578527
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:
| 0E311 | 92392 | ALLIS-CHALMERS CORP | | 6578527 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BODY STYLE | WEBBED, SOLID | | BOLT HOLE CIRCLE NOMINAL DIAMETER | 4.750 INCHES AXIALLY THROUGH HUB FIRST END | | BORE NOMINAL DIAMETER | 3.876 INCHES BOTH ENDS | | BORE STYLE | PLAIN BOTH ENDS | | COUNTERBORE NOMINAL DEPTH | 0.625 INCHES BOTH ENDS | | FACE NOMINAL WIDTH | 1.750 INCHES | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 65.0 ROCKWELL C MAXIMUM OVERALL | | HELIX ANGLE | 24.7839 DEGREES | | HUB NOMINAL DIAMETER | 6.688 INCHES FIRST END | | HUB NOMINAL DIAMETER | 6.688 INCHES SECOND END | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | ED STD 66,AISI/SAE 8620H FED STD 5TH MATERIAL RESPONSE OVERALL | | PITCH DIAMETER | 9.2520 INCHES NOMINAL | | MATERIAL | STEEL COMP 8620H OVERALL | | MOUNTING HOLE NOMINAL DIAMETER | 0.562 INCHES AXIALLY THROUGH HUB FIRST END | | MOUNTING HOLE TYPE AND QUANTITY | 6 PLAIN AXIALLY THROUGH HUB FIRST END | | NOMINAL OUTSIDE DIAMETER | 9.650 INCHES | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | FLUSH HUB | | TEETH QUANTITY | 42 | | TEETH TYPE | SINGLE HELIX | | TOOTH DIRECTION | RIGHT | | TOOTH FORM | STANDARD |
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