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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

Notes

Disclaimer

 N/A Lovejoy: CAD Models are accurate envelope dimensions only. Features such as bore size and keyway are not rendered or are only representative. Contact Lovejoy Technical Support or refer to product catalogs for details.

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.

Specifications

Description 

 N/A AL090-HUB-1/4-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 0.25 lb

Weight - Solid

 N/A 0.40 lb

Weight - Solid

 N/A 0.50 lb

Dimensional Data

Bore Size 

 N/A 1/4 in

Coupling Size

 N/A AL090

Thread (Dimension T)

 N/A 1/4-20

Keyway Size (W x D)

 N/A No Keyway

Length thru Bore

 N/A 0.910 in23.11 mm

Overall Length

 N/A 2.340 in59.44 mm

Min. Bore (Dimensions ID1/ID2)

 N/A 0.250 in13.00 mm

Max. Bore (Dimensions ID1/ID2)

 N/A 0.875 in22.00 mm

Hub Length

 N/A 1.430 in36.32 mm

Dimension G

 N/A 0.52 in13.21 mm

Dimension HD

 N/A 1.530 in38.86 mm

Dimension SL

 N/A 0.340 in8.64 mm

Cubic inches

 N/A 6.42699 in³

Performance Data

Nominal Torque

 N/A 144 in·lb

Max. Speed

 N/A 9000.00 rpm

Moment of Inertia (Solid) WR2

 N/A 0.271 lb·in²

Rated HP at 100 rpm

 N/A 0.23 hp

Rated HP at 1,200 rpm

 N/A 2.76 hp

Rated HP at 1,800 rpm

 N/A 4.11 hp

Rated HP at 3,600 rpm

 N/A 8.28 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