The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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  • Medium torque
  • Allows smaller diameter hubs
  • Exceptional concentricity
  • Self-centering
  • Axial hub position fixed during clamping
  • Metric shafts 6 mm to 130 mm
  • Inch shafts 3/4 to 2-15/16 inch
  • Larger sizes on request
  • 10 - 18,618 ft-lb
Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial
Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial-2
Unit of Measure
Items Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial
69790498474
SLD 1900 Series - Inch (Imperial) 		Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial
69790498475
SLD 1900 Series - Inch (Imperial) 		Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial
69790498476
SLD 1900 Series - Inch (Imperial) 		Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial
69790498477
SLD 1900 Series - Inch (Imperial) 		Internal Shaft Locking Medium Torque Devices, SLD 1900 Series - Imperial
69790498478
SLD 1900 Series - Inch (Imperial)
Description  N/A SLD-1900-IN-3/4 N/A SLD-1900-IN-7/8 N/A SLD-1900-IN-15/16 N/A SLD-1900-IN-1 N/A SLD-1900-IN-1-1/8
Shaft Size N/A 3/4 in N/A 7/8 in N/A 15/16 in N/A 1 in N/A 1 1/8 in
Coupling Size N/A SLD 1900
Type N/A Internal
Hub Outside Diameter (Dimension d) N/A 0.750 in19.05 mm N/A 0.875 in22.23 mm N/A 0.938 in23.83 mm N/A 1.000 in25.40 mm N/A 1.125 in28.58 mm
Tolerance of Shaft (T1) N/A +0 -0.0013 in N/A +0 -0.0013 in N/A +0 -0.0013 in N/A +0 -0.0013 in N/A +0 -0.0016 in
Shaft Locking Device Outside Diameter (Dimension D) N/A 1.063 in27.00 mm N/A 1.260 in32.00 mm N/A 1.339 in34.00 mm N/A 1.339 in34.00 mm N/A 1.535 in39.00 mm
Tolerance of Hub Bore (T2) N/A -0 +0.0015 in
Thrust Rings Width at Relaxed State (Dimension B) N/A 1.496 in38.00 mm N/A 1.772 in45.00 mm N/A 1.772 in45.00 mm N/A 1.772 in45.00 mm N/A 1.772 in45.00 mm
Collar Material N/A Silver/Metallic
Weight N/A 0.77 lb N/A 0.88 lb N/A 0.88 lb N/A 0.88 lb N/A 1.10 lb
Locking Screw Size (Dimension T) N/A M6
Screw Type N/A Socket Head Cap Screw
Screw Material N/A Steel
Style N/A Self Centering
Application N/A Internal Shaft Locking Device
Diameter to Flange (Dimension D1) N/A 1.890 in48.01 mm N/A 2.126 in54.00 mm N/A 2.205 in56.01 mm N/A 2.205 in56.01 mm N/A 2.402 in61.01 mm
Contact Length (Dimension l) N/A 0.709 in18.00 mm N/A 0.984 in25.00 mm N/A 0.984 in25.00 mm N/A 0.984 in25.00 mm N/A 0.984 in25.00 mm
Max. Transmissible Axial Force N/A 5568.00 lbf N/A 6496.00 lbf N/A 5952.00 lbf N/A 5939.00 lbf N/A 9384.00 lbf
Max. Transmissible Torque N/A 174.00 ft·lb N/A 203.00 ft·lb N/A 217.00 ft·lb N/A 232.00 ft·lb N/A 391.00 ft·lb
Screw Tightening Torque N/A 12.00 ft·lb
Pressure on The Hub N/A 11592.00 psi N/A 7419.00 psi N/A 7154.00 psi N/A 7154.00 psi N/A 9851.00 psi
Pressure on The Shaft N/A 8966.00 psi N/A 6675.00 psi N/A 6385.00 psi N/A 5985.00 psi N/A 8399.00 psi
Total Width at Relaxed State (Dimension L) N/A 1.732 in43.99 mm N/A 2.008 in51.00 mm N/A 2.008 in51.00 mm N/A 2.008 in51.00 mm N/A 2.008 in51.00 mm
# of Locking Screws N/A 4 N/A 4 N/A 4 N/A 4 N/A 6
Cubic inches N/A 1.95711 in³49.71050 mm³ N/A 3.18790 in³80.97268 mm³ N/A 3.60019 in³91.44471 mm³ N/A 3.60019 in³91.44471 mm³ N/A 4.73130 in³120.17501 mm³