Montage of Timken Bearing Products
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  • The AL Type coupling consists of two standard AL Type hubs and one spider (find under L Type components, or the AL section for AL150).
  • Unless stated otherwise, hub torque and horsepower ratings assume a SOX(NBR) rubber spider is being used.
Unit of Measure

Specifications

Description 

 N/A AL075-HUB-20MMH7-NKW

Hub Style

 N/A 2

Coupling Type

 N/A Jaw

Material

 N/A Aluminum

Color

 N/A Silver

# of Jaws

 N/A 3

Elastomeric Member

 N/A SOX (NBR) Rubber

Weight

 N/A 0.16 lb

Weight - Solid

 N/A 0.30 lb

Weight (Complete Coupling w/ Max. Bores)

 N/A 0.40 lb

Dimensional Data

Bore Size

 N/A 20 in20.00 mm

Coupling Size

 N/A AL075

Keyway Size (W x D)

 N/A No Keyway

Length thru Bore

 N/A 0.810 in20.57 mm

Overall Length

 N/A 2.12 in53.85 mm

Min. Bore (Dimensions ID1/ID2)

 N/A 0.250 in6 mm

Max. Bore (Dimensions ID1/ID2)

 N/A 0.875 in22.00 mm

Hub Length

 N/A 1.310 in33.27 mm

Dimension G

 N/A 0.5 in12.7 mm

Outside Diameter

 N/A 1.530 in38.86 mm

Dimension SL

 N/A .31 in7.87 mm

Cubic inches

 N/A 4.01188 in³

Performance Data

Nominal Torque

 N/A 90.00 in·lb10.17 N·m

Max. Speed

 N/A 11000.00 rpm

Moment of Inertia (Solid) WR2

 N/A 0.121 lb·in²

Rated HP at 100 rpm

 N/A .14 hp

Rated HP at 1,200 rpm

 N/A 1.68 hp

Rated HP at 1,800 rpm

 N/A 2.57 hp

Rated HP at 3,600 rpm

 N/A 5.04 hp

Spider Performance

Spider Performance

 N/A
  • Nitrile Butadiene (Buna N) Rubber is a flexible elastomer material that is oil resistant, resembles natural rubber in resilience and elasticity and operates effectively in temperature range of -40° to 212° F (-40° to 100° C). Good resistance to oil. Standard elastomer. (Also applies to SXB Cushions.)

Features

Features 

 N/A
  • Interchangeable with all hub sizes standard for the L-Line and AL-Line products
  • Available in a variety of different finished bore and keyway combinations
  • Finished bores passivated for additional rust protection

Notes

Notes 

 N/A
  • Lovejoy does not recommend reboring AL hubs.
  • All hubs are supplied standard with one set screw, except the AL150 which is provided with two set screws.