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National Stock Number:
3020-01-244-9825
Federal Supply Class:
3020
National Item Identification Number:
012449825
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:
| SM-D-971456 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| BODY STYLE | PLAIN, SOLID | | FACE NOMINAL WIDTH | 0.280 INCHES | | HARDNESS RATING | 37.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL | | HELIX ANGLE | 21.8303 DEGREES | | HUB NOMINAL DIAMETER | 0.210 INCHES SECOND END | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000,COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4340 OVERALL | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.382 INCHES SECOND END | | NOMINAL OUTSIDE DIAMETER | 0.317 INCHES | | PITCH DIAMETER | 0.2861 INCHES NOMINAL | | PRESSURE ANGLE | 20.0000 DEGREES | | PRECISION CLASSIFICATION | QUALITY NUMBER 12 | | STYLE DESIGNATOR | PROTRUDING HUB | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-14550,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | COPPER OVERALL | | TEETH QUANTITY | 17 | | TEETH TYPE | SINGLE HELIX | | TOOTH FORM | STANDARD | | TOOTH DIRECTION | LEFT |
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