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National Stock Number:
3020-12-170-4239
Federal Supply Class:
3020
National Item Identification Number:
121704239
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:
| 23290-202320-001 | D1839 | BUNDESAMT FUER AUSRUESTUNG, | | 23290-202320.001 | D1839 | BUNDESAMT FUER AUSRUESTUNG, | | 4-19-0184178 | D1958 | KRUPP, FRIEDRICH GMBH |
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Techincal Specification:
| BODY STYLE | PLAIN, SOLID | | BORE STYLE | W/ KEYWAY BOTH ENDS | | BORE NOMINAL DIAMETER | 25,0 MILLIMETERS BOTH ENDS | | FACE NOMINAL WIDTH | 15,0 MILLIMETERS | | KEYWAY NOMINAL WIDTH | 8,0 MILLIMETERS BOTH ENDS | | HUB NOMINAL DIAMETER | 37,5 MILLIMETERS SECOND END | | HUB NOMINAL DIAMETER | 40,0 MILLIMETERS FIRST END | | HUB STYLE DESIGNATOR | PLAIN SECOND END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | III HARDNESS RATING | 54,0 ROCKWELL C MINIMUM AND 58,0 ROCKWELL C MAXIMUM OVERALL | | III MATERIAL | STEEL OVERALL | | PITCH DIAMETER | 49,5 MILLIMETERS NOMINAL | | PRESSURE ANGLE | 20,0000 DEGREES | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 15,8 MILLIMETERS BOTH ENDS | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 19,0 MILLIMETERS FIRST END | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 8,0 MILLIMETERS SECOND END | | NOMINAL OUTSIDE DIAMETER | 54,683 MILLIMETERS | | SPECIAL FEATURES | WERKSTOFF 42CRMO4V90 BIS 105 | | STYLE DESIGNATOR | PROTRUDING HUBS | | TEETH QUANTITY | 22 | | TOOTH FORM | STANDARD |
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