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National Stock Number:
3020-00-580-4029
Federal Supply Class:
3020
National Item Identification Number:
005804029
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:
| AC7-20 | 00141 | ROLLER BEARING CO OF AMERICA, INC | | H64S10-R20 | 29440 | W. M. BERG INC | | HB-20 | 00328 | DESIGNATRONICS INCORPORATED |
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Techincal Specification:
| MATERIAL | STEEL COMP 303S OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | HARDNESS RATING | 75.0 ROCKWELL C MINIMUM AND | | 83.0 ROCKWELL C MAXIMUM HUB | | 75.0 ROCKWELL C MINIMUM AND | | 83.0 ROCKWELL C MAXIMUM TEETH | | TEETH QUANTITY | 20 | | TEETH TYPE | SINGLE HELIX | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | RIGHT | | PRESSURE ANGLE | 20.0000 DEGREES | | HELIX ANGLE | 45.0000 DEGREES | | STYLE DESIGNATOR | PROTRUDING HUB | | PITCH DIAMETER | 0.4419 INCHES NOMINAL | | NOMINAL OUTSIDE DIAMETER | 0.474 INCHES | | FACE NOMINAL WIDTH | 0.125 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.187 INCHES FIRST END | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 0.1250 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PINNED FIRST END | | HUB NOMINAL DIAMETER | 0.312 INCHES FIRST END | | BODY STYLE | PLAIN, SOLID |
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