NATO Stock Number
3020-00-745-7825
Sold in multiples of
DEMIL
NO
Counterbore Diameter
Between 2.0625 inches and 2.1875 inches
Counterbore Depth
0.9695 inches
Groove Depth
0.5165 inches
Groove Width
0.406 inches
Outside Diameter
6.408 inches
Overall Length
Between 1.96875 inches and 2.03125 inches
Bolt Circle Diameter
3.400 inches
Keyway Width
Between 0.1885 inches and 0.1905 inches
Bore Diameter
Between 1.002 inches and 1.003 inches
Bore Length
2.000 inches
Distance From Center Of Bore To Bottom Of Keyway
Between 0.5987 inches and 0.6037 inches
Drilled Hole Diameter
0.281 inches
V Groove Angle In Deg
36.0
Pitch Diameter
6.155 inches
Securing Hole Quantity
3
Material And Location
Iron, cast, qq-i-652, class 35
Face Width
Between 1.34375 inches and 1.40625 inches
Design Form
Webbed
Bore Type
Straight
Bearings
Not included
Groove Quantity
2
Counterbore Feature
Included
Counterbore Location
Bb end
Hole Location
Located on face of pulley
Keying Facility
Included
Keying Facility Type
Keyway
Securing Method
Drilled hole
Split Hub Feature
Not included
Web/spoke Relationship To Face Centerline
Not offset
Lightening Hole
Not included
Integral Cooling Vane
Not included
Groove Shape
V
Bore Feature
Included
Protruding Hub Characteristic
Stepped
Securing Location
Bb end
First Step Face Largest Diameter And Location
2.438 inches aa end and 3.063 inches aa end
First Step Length And Location
0.625 inches aa end
Second Step Length And Location
0.8125 inches aa end
Hub End Outside Diameter And Location
1.744 inches aa end and 1.748 inches aa end and 2.7485 inches bb end and 2.7495 inches bb end
Distance From Outside Flange/rim To Hub End And Location
0.344 inches aa end and 0.406 inches aa end and 0.219 inches bb end and 0.281 inches bb end
Quantity
1
Surface Treatment
Phosphate
Style Designator
Webbed or spoked
Surface Treatment
Phosphate
Fsc Application Data
Crankshaft, gasoline engine nonaircraft
