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National Stock Number:
3020-00-920-8578
Federal Supply Class:
3020
National Item Identification Number:
009208578
Description:
GEAR,SPUR
Detail:
A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also GEAR, ANTIBACKLASH, SPUR. For bulk material, see ROD, PINION.
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Manufacturer Information:
| 30359211 | 72314 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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Techincal Specification:
| ATTACHMENT METHOD | MOUNTING HOLE | | BACKLASH DESIGNATION | GRADE C | | BODY STYLE | WEBBED, OFFSET, SOLID | | BORE STYLE | INVOLUTE SPLINE SECOND END | | BORE NOMINAL DIAMETER | 0.750 INCHES BOTH ENDS | | END NOMINAL DIAMETER | 1.125 INCHES FIRST END | | END NOMINAL LENGTH | 0.031 INCHES FIRST END | | FACE NOMINAL WIDTH | 0.875 INCHES | | FIRST STEP NOMINAL DIAMETER | 1.500 INCHES FIRST END | | FIRST STEP NOMINAL LENGTH | 0.140 INCHES FIRST END | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL | | HUB NOMINAL DIAMETER | 0.938 INCHES SECOND END | | HUB STYLE DESIGNATOR | 1 STEP FIRST END | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | MATERIAL | STEEL COMP 4340 OVERALL | | MOUNTING HOLE TYPE AND QUANTITY | 2 PLAIN AXIALLY THROUGH BODY FIRST END | | MOUNTING HOLE NOMINAL DIAMETER | 0.125 INCHES AXIALLY THROUGH BODY FIRST END | | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.300 INCHES SECOND END | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.171 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER | 3.414 INCHES | | PITCH DIAMETER | 3.2500 INCHES NOMINAL | | PRESSURE ANGLE | 20.0000 DEGREES | | PRECISION CLASSIFICATION | QUALITY NUMBER 11 | | SPECIAL FEATURES | COUNT ERBORE FIRST END; 0.795 IN. DIA,0.316 IN. DEEP | | SPLINE PITCH DIAMETER | 0.6875 INCHES NOMINAL BOTH ENDS | | SPLINE QUANTITY | 11 BOTH ENDS | | STYLE DESIGNATOR | ONE PROTRUDING HUB, ONE RECESSED HUB | | TEETH QUANTITY | 39 | | TOOTH FORM | STANDARD |
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