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National Stock Number:
3020-01-286-0072
Federal Supply Class:
3020
National Item Identification Number:
012860072
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:
| 157D3639 | 05606 | GENERAL DYNAMICS-OTS, INC. |
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Techincal Specification:
| BODY STYLE | WEBBED, WITH LIGHTENING HOLES | | BORE STYLE | INVOLUTE SPLINE BOTH ENDS | | BORE NOMINAL DIAMETER | 0.662 INCHES BOTH ENDS | | FACE NOMINAL WIDTH | 0.250 INCHES | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM-A331 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | HUB NOMINAL DIAMETER | 0.900 INCHES BOTH ENDS | | HUB STYLE DESIGNATOR | PLAIN BOTH ENDS | | III HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL | | III MATERIAL | STEEL COMP 322 OR STEEL COMP 4130 OR STEEL COMP 4140 OVERALL | | PITCH DIAMETER | 2.9167 INCHES NOMINAL | | PRESSURE ANGLE | 20.0000 DEGREES | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.200 INCHES SECOND END | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-STD-171 MIL STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | TEETH QUANTITY | 35 | | NOMINAL DISTANCE BETWEEN BODY FACE AND PROTRUDING HUB END | 0.550 INCHES FIRST END | | NOMINAL OUTSIDE DIAMETER | 3.161 INCHES | | SPLINE PITCH DIAMETER | 0.5938 INCHES NOMINAL BOTH ENDS | | SPLINE QUANTITY | 19 BOTH ENDS | | STYLE DESIGNATOR | PROTRUDING HUBS |
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