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National Stock Number:
3020-01-279-4641
Federal Supply Class:
3020
National Item Identification Number:
012794641
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:
| C-1281-85 | 67121 | MCELROY MARINE MACHINERY | | C-1281-85-34 | 67121 | MCELROY MARINE MACHINERY |
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Techincal Specification:
| MATERIAL | STEEL COMP 4142 AND | | STEEL COMP 4340 AND | | STEEL COMP 8620 OVERALL | | HARDNESS RATING | 50.0 ROCKWELL C MINIMUM BODY | | 300.0 BRINELL HULTGREN MINIMUM BORE SURFACE | | TEETH QUANTITY | 13 | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | HUBLESS | | PITCH DIAMETER | 6.5000 INCHES NOMINAL | | NOMINAL OUTSIDE DIAMETER | 7.500 INCHES | | FACE NOMINAL WIDTH | 3.500 INCHES | | BORE STYLE | W/ KEYWAY BOTH ENDS | | BORE NOMINAL DIAMETER | 2.990 INCHES BOTH ENDS | | KEYWAY NOMINAL WIDTH | 0.750 INCHES BOTH ENDS | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 2.245 INCHES BOTH ENDS | | BODY STYLE | PLAIN, SOLID |
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