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National Stock Number:
3020-00-049-8548
Federal Supply Class:
3020
National Item Identification Number:
000498548
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:
| 487812B | 30086 | L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. | | 487812REVB | 30086 | L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 4140 OR | | STEEL BODY | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE AND | | AISI/SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ZINC SIDE PLATE | | HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND | | 32.0 ROCKWELL C MAXIMUM OVERALL | | TEETH QUANTITY | 186 | | TOOTH FORM | STANDARD | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | RECESSED HUB | | PITCH DIAMETER | 11.6250 INCHES NOMINAL | | NOMINAL OUTSIDE DIAMETER | 11.750 INCHES | | FACE NOMINAL WIDTH | 0.500 INCHES | | NOMINAL DISTANCE BETWEEN BODY FACE AND RECESSED HUB END | 0.1875 INCHES FIRST END | | BORE STYLE | PLAIN BOTH ENDS | | BORE NOMINAL DIAMETER | 3.4375 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | HUB NOMINAL DIAMETER | 6.000 INCHES FIRST END | | BODY STYLE | WEBBED, OFFSET, SOLID | | ATTACHMENT METHOD | MOUNTING HOLE | | MOUNTING HOLE TYPE AND QUANTITY | 16 THREADED AXIALLY THROUGH HUB, FIRST END | | MOUNTING HOLE THREAD SERIES DESIGNATOR | UNC AXIALLY THROUGH HUB, FIRST END | | MOUNTING HOLE NOMINAL THREAD SIZE | 0.190 INCHES AND | | 0.250 INCHES AXIALLY THROUGH BODY, FIRST END | | MOUNTING HOLE THREAD QUANTITY PER INCH | 24 AXIALLY THROUGH HUB, FIRST END | | SPECIAL FEATURES | MOUNTING FACILITY SCREW THD QTY 20 PER IN. |
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