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  • The AL Type coupling consists of two standard AL Type hubs, one spider and one set screw, except the AL150 which is provided with two set screws.
  • Unless stated otherwise, hub torque and horsepower ratings assume a SOX(NBR) rubber spider is being used.
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Unit of Measure
Items
Lovejoy AL Type – Aluminum Jaw Coupling

AL Type Hubs with Keyway - Inch (Imperial) Bores
Lovejoy AL Type – Aluminum Jaw Coupling

AL Type Hubs with Keyway - Inch (Imperial) Bores
Lovejoy AL Type – Aluminum Jaw Coupling

AL Type Hubs with Keyway - Inch (Imperial) Bores
Lovejoy AL Type – Aluminum Jaw Coupling

AL Type Hubs with Keyway - Inch (Imperial) Bores
Lovejoy AL Type – Aluminum Jaw Coupling

AL Type Hubs with Keyway - Inch (Imperial) Bores
Description  N/A AL050-HUB-1/2-1/8X1/16KW N/A AL070-HUB-1/2-1/8X1/16KW N/A AL070-HUB-3/4-3/16X3/32KW N/A AL070-HUB-5/8-3/16X3/32KW N/A AL075-HUB-1/2-1/8X1/16KW
Bore Size  N/A 1/2 in N/A 1/2 in N/A 3/4 in N/A 5/8 in N/A 1/2 in
Coupling Size N/A AL050 N/A AL070 N/A AL070 N/A AL070 N/A AL075
Hub Style N/A 1 N/A 1 N/A 1 N/A 1 N/A 2
Coupling Type N/A Jaw
Material N/A Aluminum
Thread (Dimension T) N/A 1/4-20
Keyway Size (W x D) N/A 1/8 x 1/16 in N/A 1/8 x 1/16 in N/A 3/16 x 3/32 in N/A 3/16 x 3/32 in N/A 1/8 x 1/16 in
Length thru Bore N/A 0.620 in15.75 mm N/A 0.750 in19.05 mm N/A 0.750 in19.05 mm N/A 0.750 in19.05 mm N/A 0.810 in20.57 mm
Overall Length N/A 1.710 in43.43 mm N/A 2.000 in50.80 mm N/A 2.000 in50.80 mm N/A 2.000 in50.80 mm N/A 2.12 in53.85 mm
Color N/A Silver
Nominal Torque N/A 26.30 in·lb N/A 43.20 in·lb N/A 43.20 in·lb N/A 43.20 in·lb N/A 90.00 in·lb
Min. Bore (Dimensions ID1/ID2) N/A 0.250 in6 mm
Max. Bore (Dimensions ID1/ID2) N/A 0.625 in16 mm N/A 0.750 in19.00 mm N/A 0.750 in19.00 mm N/A 0.750 in19.00 mm N/A 0.875 in22.00 mm
Hub Length N/A 1.100 in27.94 mm N/A 1.250 in31.75 mm N/A 1.250 in31.75 mm N/A 1.250 in31.75 mm N/A 1.310 in33.27 mm
Max. Speed N/A 18000 rpm N/A 14000.00 rpm N/A 14000.00 rpm N/A 14000.00 rpm N/A 11000.00 rpm
Dimension G N/A 0.480 in12.19 mm N/A 0.5 in12.7 mm N/A 0.5 in12.7 mm N/A 0.5 in12.7 mm N/A 0.5 in12.7 mm
Dimension HD N/A 1.08 in27.43 mm N/A 1.36 in34.54 mm N/A 1.36 in34.54 mm N/A 1.36 in34.54 mm N/A 1.530 in38.86 mm
Dimension SL N/A .31 in7.87 mm N/A 0.380 in9.65 mm N/A 0.380 in9.65 mm N/A 0.380 in9.65 mm N/A .31 in7.87 mm
Moment of Inertia (Solid) WR2 N/A 0.020 lb·in² N/A 0.040 lb·in² N/A 0.040 lb·in² N/A 0.040 lb·in² N/A 0.121 lb·in²
Rated HP at 100 rpm N/A 0.042 hp N/A 0.07 hp N/A 0.07 hp N/A 0.07 hp N/A .14 hp
Rated HP at 1,200 rpm N/A 0.50 hp N/A 0.84 hp N/A 0.84 hp N/A 0.84 hp N/A 1.68 hp
Rated HP at 1,800 rpm N/A 0.75 hp N/A 1.23 hp N/A 1.23 hp N/A 1.23 hp N/A 2.57 hp
Rated HP at 3,600 rpm N/A 1.51 hp N/A 2.52 hp N/A 2.52 hp N/A 2.52 hp N/A 5.04 hp
# of Jaws N/A 2 N/A 2 N/A 2 N/A 2 N/A 3
Elastomeric Member N/A SOX (NBR) Rubber
Weight N/A 0.10 lb N/A 0.08 lb N/A 0.08 lb N/A 0.08 lb N/A 0.16 lb
Weight - Solid N/A 0.20 lb N/A 0.20 lb N/A 0.20 lb N/A 0.20 lb N/A 0.30 lb
Weight (Complete Coupling w/ Max. Bores) N/A 0.20 lb N/A 0.30 lb N/A 0.30 lb N/A 0.30 lb N/A 0.40 lb
Cubic inches N/A 1.28304 in³ N/A 2.31200 in³ N/A 2.31200 in³ N/A 2.31200 in³ N/A 4.01188 in³