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National Stock Number:
3040-00-945-8220
Federal Supply Class:
3040
National Item Identification Number:
009458220
Description:
HUB,BODY
Detail:
A cylindrical shoulder type item designed to be mounted and secured directly on a shaft or axle to position and retain on its body a gear(s), wheel(s), or the like. Items must have a method of securing directly to the shaft; however, a pilot hole drilled in or through the wall of the shoulder may be considered a method of securing; or by compressing the slotted hub end on the shaft by a hub clamp, which may or may not be included. Excludes BEARING, SLEEVE; BUSHING, SLEEVE; and COLLAR, SHAFT.
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Manufacturer Information:
| 369A5158 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | 369A5158 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| DISTANCE FROM FIRST END HUB TO SHOULDER | 2.050 INCHES NOMINAL | | DISTANCE FROM SECOND END HUB TO SHOULDER | 0.800 INCHES NOMINAL | | FIRST END HUB OUTSIDE DIAMETER | 2.7510 INCHES NOMINAL | | HUB INSIDE DIAMETER | 2.1250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | COMP 9310 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | SECOND END HUB OUTSIDE DIAMETER | 1.9695 INCHES NOMINAL | | SHOULDER WIDTH | 3.380 INCHES NOMINAL | | SHOULDER OUTSIDE DIAMETER | 10.000 INCHES NOMINAL | | SPECIAL FEATURES | 2ND END ID 1.5000 IN.NOM;FIRST END COUNTERBORED TO 2.7470 IN.DIA BY 0.635 IN.DEEP,INTERNAL SPLINE DATA,34 TEETH,2.1250 DIAMETRAL PITCH DIA,2.222 IN.NOM MAJOR DIA,20.0 DEGS PRESSURE ANGLE,FIRST END EXTERNALLY SERRATED W/219 TEETH,SECOND END EXTERNALLY GROOVED 0.100 IN.WIDE BY 1.889 IN.DIA 0.100 IN.FROM END,SIXTEEN MOUNTING HOLES 0.318 IN.DIA EQUALLY SPACED ON 9.375 IN.BOLT CIRCLE DIA,COUNTERSUNK 90.0 DEG TO 0.410 IN.DIA;ATTACHMENT METHOD:MACHINE SCREW;THD SIZE:2.7470-18 IN.NS;MATERIAL HARDNESS RATING:32.0 TO 42.0 ROCKWELL C;O/A LENGTH:6.630 IN.NOM;HUB THD LENGTH:0.635 IN.NOM |
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