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National Stock Number:
3020-00-275-0988
Federal Supply Class:
3020
National Item Identification Number:
002750988
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:
| 3273838 | 55380 | HATCH & KIRK, INC. | | 3273838 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV | | K-3273838 | 18954 | KORODY-COLYER CORP A CR INDUSTRIES CO |
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Techincal Specification:
| BODY STYLE | WEBBED, OFFSET, SOLID | | BORE NOMINAL DIAMETER | 0.7500 INCHES BOTH ENDS | | BORE STYLE | PLAIN BOTH ENDS | | FACE NOMINAL WIDTH | 1.2475 INCHES | | HARDNESS RATING | 10.0 ROCKWELL C MINIMUM AND 13.0 ROCKWELL C MAXIMUM OVERALL | | HELIX ANGLE | 25.8167 DEGREES | | HUB NOMINAL DIAMETER | 1.7475 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-869,CLASS B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP EZ OVERALL | | PITCH DIAMETER | 4.7500 INCHES NOMINAL | | PRESSURE ANGLE | 14.5000 DEGREES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.8125 INCHES SECOND END | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 1.0625 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER | 4.999 INCHES | | STYLE DESIGNATOR | PROTRUDING HUBS | | TEETH QUANTITY | 38 | | TEETH TYPE | SINGLE HELIX | | TOOTH DIRECTION | RIGHT | | TOOTH FORM | STANDARD | | SPECIAL FEATURES | THREE OIL HOLES 3/16 IN.DIA,ONE LOCATED 5/8 IN.ABOVE CENTERLINE ON HUB END AND DRILLED 2-3/4 IN.DEEP,TWO LOCATED HUB SIDE5/8 IN.FROM FIRST HUB END AND DRILLED TO MEET OIL HOLE DRILLEDIN HUB END |
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