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National Stock Number:
3020-00-793-2880
Federal Supply Class:
3020
National Item Identification Number:
007932880
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:
| 215513 | 32537 | JOY GLOBAL UNDERGROUND MINING LLC | | 215513 | 83179 | JOY MFG CO AIR POWER GROUP MICHIGAN CITY PLANT |
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Techincal Specification:
| MATERIAL | STEEL COMP 4140 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND | | AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 29.9 ROCKWELL C MINIMUM AND | | 31.8 ROCKWELL C MAXIMUM OVERALL | | TEETH QUANTITY | 87 | | TEETH TYPE | SINGLE HELIX | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | RIGHT | | PRESSURE ANGLE | 20.0000 DEGREES | | HELIX ANGLE | 15.9931 DEGREES | | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB | | PITCH DIAMETER | 6.4630 INCHES NOMINAL | | NOMINAL OUTSIDE DIAMETER | 6.605 INCHES | | FACE NOMINAL WIDTH | 1.250 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.938 INCHES FIRST END | | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.125 INCHES SECOND END | | BORE STYLE | TAPERED W/KEYWAY FIRST END | | KEYWAY NOMINAL WIDTH | 0.374 INCHES FIRST END | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.879 INCHES FIRST END | | TAPER MAJOR NOMINAL DIAMETER | 1.564 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | HUB NOMINAL DIAMETER | 1.727 INCHES FIRST END | | BODY STYLE | WEBBED, SOLID |
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