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National Stock Number:
3020-00-385-7953
Federal Supply Class:
3020
National Item Identification Number:
003857953
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:
| 8402616 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
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Techincal Specification:
| MATERIAL | STEEL COMP 4142H OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 AISI/SAE 4145 FED STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND | | 35.0 ROCKWELL C MAXIMUM OVERALL | | TEETH QUANTITY | 27 | | TEETH TYPE | SINGLE HELIX | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | LEFT | | PRESSURE ANGLE | 14.5000 DEGREES | | HELIX ANGLE | 8.9583 DEGREES | | STYLE DESIGNATOR | PROTRUDING HUBS | | PITCH DIAMETER | 3.4167 INCHES NOMINAL | | NOMINAL OVERALL LENGTH | 2.125 INCHES | | NOMINAL OUTSIDE DIAMETER | 3.6667 INCHES | | FACE NOMINAL WIDTH | 1.125 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.968 INCHES FIRST END | | 0.032 INCHES SECOND END | | BORE STYLE | STRAIGHT SPLINE BOTH ENDS | | SPLINE QUANTITY | 10 BOTH ENDS | | COUNTERBORE NOMINAL DEPTH | 1.429 INCHES SECOND END | | COUNTERBORE NOMINAL DIAMETER | 1.125 INCHES SECOND END | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | HUB NOMINAL DIAMETER | 1.625 INCHES FIRST END | | 1.625 INCHES SECOND END | | BODY STYLE | WEBBED, SOLID | | SPECIAL FEATURES | SPLINE MINOR DIA. 1.025 IN. NOM | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 19204 | | DESIGN CONTROL REFERENCE | 8402616 |
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