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National Stock Number:
3020-00-679-4490
Federal Supply Class:
3020
National Item Identification Number:
006794490
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:
| 3020006794490 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | | 7710936 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| BODY STYLE | PLAIN, SOLID | | BORE STYLE | INVOLUTE SPLINE BOTH ENDS | | BORE NOMINAL DIAMETER | 2.443 INCHES BOTH ENDS | | FACE NOMINAL WIDTH | 2.435 INCHES | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM OVERALL | | HELIX ANGLE | 10.0000 DEGREES | | MATERIAL DOCUMENT AND CLASSIFICATION | 46172 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 8620 OVERALL | | NOMINAL OUTSIDE DIAMETER | 3.861 INCHES | | PITCH DIAMETER | 3.3847 INCHES NOMINAL | | PRESSURE ANGLE | 25.3362 DEGREES | | SPLINE PITCH DIAMETER | 2.5000 INCHES NOMINAL BOTH ENDS | | SPLINE QUANTITY | 25 BOTH ENDS | | STYLE DESIGNATOR | HUBLESS | | SURFACE TREATMENT | PHOSPHATE OVERALL | | TEETH TYPE | SINGLE HELIX | | TEETH QUANTITY | 20 | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | LEFT |
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