NSN 3040-01-268-9954

Part Details | BEVEL GEARSHAFT

3040-01-268-9954 A gearshaft with a single complement of bevel gear teeth. For items with more than one complement of teeth, see GEARSHAFT (1),MULTIPLE GEARS. For items specifically designed for an AXLE ASSEMBLY,AUTOMOTIVE DRIVING see SHAFT,AXLE,AUTOMOTIVE.

Alternate Parts: 72113200219, 7-211320021-9, 72113200219, 7-211320021-9, 72113200219, 7-211320021-9, 7211320021, 7-211320021, 72113200219, 7-211320021-9, 3040-01-268-9954, 01-268-9954, 3040012689954, 012689954

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 10, 198701-268-995460537 ( GEARSHAFT, BEVEL )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 3040-01-268-9954
Part Number Cage Code Manufacturer
7-211320021-98V613BOEING COMPANY, THEDBA BOEING
7-211320021-922907HELIGEAR ACQUISITION CO.DBA NORTHSTAR AEROSPACE (CHICAGO)
7-211320021-902731MCDONNELL DOUGLAS HELICOPTER CO INC
7-21132002102731MCDONNELL DOUGLAS HELICOPTER CO INC
7-211320021-915152TIMKEN AEROSPACE TRANSMISSIONS, LLC
Technical Data | NSN 3040-01-268-9954
Characteristic Specifications
SHAFT MATERIAL STEEL
GEAR MATERIAL STEEL
TEETH QUANTITY31
TEETH TYPE SPIRAL
TOOTH DIRECTION LEFT
PRESSURE ANGLE20.0000 DEGREES
PITCH ANGLE25.1667 DEGREES
PRECISION CLASSIFICATION QUALITY NUMBER 12
GEAR OUTSIDE DIAMETER3.840 INCHES MINIMUM AND 3.850 INCHES MAXIMUM
DIAMETRAL PITCH8.538
OVERALL LENGTH8.070 INCHES NOMINAL
SHAFT TYPE SHOULDERED
SHAFT LARGEST DIAMETER2.780 INCHES NOMINAL
GEAR LOCATION ON SHAFT OFF CENTER BETWEEN ENDS OF SHAFT
LONGER SHAFT SEGMENT LENGTH4.755 INCHES NOMINAL
SHAFT LENGTH8.070 INCHES NOMINAL
SHAFT END TYPE PLAIN AND SPLINED INVOLUTE, INTERNAL
SHAFT END SIZE1.336 INCHES AND 2.248 INCHES
SPECIAL FEATURESLONGEST SHAFT END HAS EXT THSD,2.360-18 UNS-3A