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National Stock Number:
3020-00-253-3489
Federal Supply Class:
3020
National Item Identification Number:
002533489
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:
| 49709-1 | 55820 | RTX CORPORATION | | 49709-1 | 66195 | SOLAR TURBINES INCORPORATED |
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Techincal Specification:
| BODY STYLE | PLAIN, SOLID | | BORE NOMINAL DIAMETER | 0.249 INCHES BOTH ENDS | | BORE STYLE | W/ 2 KEYWAYS BOTH ENDS | | FACE NOMINAL WIDTH | 0.190 INCHES | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM TEETH | | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM HUB | | HUB NOMINAL DIAMETER | 0.510 INCHES FIRST END | | HUB STYLE DESIGNATOR | PLAIN FIRST END | | KEYWAY NOMINAL WIDTH | 0.096 INCHES BOTH ENDS | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | PITCH DIAMETER | 3.9365 INCHES MINIMUM AND 3.9375 INCHES MAXIMUM | | MATERIAL | STEEL COMP E4340 OVERALL | | NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM | 0.179 INCHES BOTH ENDS | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.059 INCHES FIRST END | | NOMINAL OVERALL LENGTH | 0.249 INCHES | | NOMINAL OUTSIDE DIAMETER | 4.059 INCHES | | PRESSURE ANGLE | 20.0000 DEGREES | | STYLE DESIGNATOR | PROTRUDING HUB, RECESSED BODY | | TEETH QUANTITY | 63 | | TOOTH FORM | STANDARD |
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