@import url(http://www.auburngear.com/powerwheel/CuteSoft_Client/CuteEditor/Load.ashx?type=style&file=SyntaxHighlighter.css);
Spindle Drives are perfect for vehicles with small diameter drive wheels requiring flange mounts. Such applications include small lift trucks and mowers. Spindle drives can also be applied in applications where bolt on attachment may be more conducive than a splined interface.
 Model 5TF, 6FFAll other models

Model 5TF, 6FF                             All other models
 
Model   5TF 6FF 6HCFF 6TF
Intermittent Output Torque lb-in 22,000 30,000 30,000 30,000
  N-m 2,500 3,400 3,400 3,400
Maximum Input Speed # RPM 3,500 3,500 3,500 3,500
Maximum Radial Load lbs 10,000 10,000 10,000 10,000
  kg 4,540 4,540 4,540 4,540
Nominal Ratio Range   3.75-5.81:1 3.75-5.81:1 5.05:1 3.75-5.81:1
Weight lbs 65 65 70 65
  kg 29 29 32 29
Cover O.D. D1 in 8.28 8.28 8.28 8.28
  mm 210.3 210.3 210.3 210.3
Flange O.D. D2 in 8.75 8.28 7.94 11
  mm 222.3 210.3 201.7 279.4
Frame Mtg. Bolt Circle D3 in 7.5 7.25 8.25 9.5
  mm 190.5 184.2 209.6 241.3
Length L1 in 8.52 to 9.97 8.52 to 10.77 9.61 to 11.17 8.52 to 10.66
  mm 216.4 to 253.2 216.4 to 273.6 244.1 to 283.7 216.4 to 270.8
 

Model

  6SF 6S2F 7SF 8TF
Intermittent Output Torque lb-in 50,000 50,000 70,000 60,000
  N-m 5,700 5,700 7,000 6,800
Maximum Input Speed # RPM 5,000 5,000 5,000 3,500
Maximum Radial Load lbs 10,000 14,000 14,000 16,000
  kg 4,540 6,350 6,350 7,260
Nominal Ratio Range   14.06-33.79:1 14.06-33.79:1 14.06-33.79:1 3.92-7.07:1
Weight lbs 83 105 105 119
  kg 38 48 48 54
Cover O.D. D1 in 7.88 7.88 7.88 10.63
  mm 200.2 200.2 200.2 270
Flange O.D. D2 in 11 11 11 13.8 or 15.50
  mm 279.4 279.4 279.4 350.5 or 393.7
Frame Mtg. Bolt Circle D3 in 9.5 9.5 9.5 12.375 or 13.187
  mm 241.3 241.3 241.3 314.3 or 334.9
Length L1 in 9.74 to 12.37 10.79 to 11.47 10.79 to 11.47 10.39 or 10.48
  mm 247.4 to 314.2 274.1 to 291.3 274.1 to 291.3 263.9 or 266.2

 
Model   8SF 8S2F 9SF 10SF
Intermittent Output Torque lb-in 100,000 100,000 130,000 180,000
  N-m 11,300 11,300 14,700 20,300
Maximum Input Speed # RPM 5,000 5,000 5,000 5,000
Maximum Radial Load lbs 16,000 18,800 18,800 25,000
  kg 7,260 8,530 8,530 11,340
Nominal Ratio Range   15.39-50.00:1 15.39-50.00:1 15.39-50.00:1 17.79-52.35:1
Weight lbs 155 194 194 380
  kg 70 88 88 172
Cover O.D. D1 in 10.63 10.63 10.63 12.99
  mm 270 270 270 329.9
Flange O.D. D2 in 13.8 or 15.50 13.8 or 15.50 13.8 or 15.50 14.75 or 19.00
  mm 350.5 or 393.7 350.5 or 393.7 350.5 or 393.7 374.7 or 482.6
Frame Mtg. Bolt Circle D3 in 12.375 or 13.187 12.375 or 13.187 12.375 or 13.187 13.625 or 16.75
  mm 314.3 or 334.9 314.3 or 334.9 314.3 or 334.9 346.1 or 425.5
Length L1 in 11.03 to 12.34 11.93 to 13.27 11.93 to 13.27 13.69 to 14.14
  mm 280.2 to 313.4 303 to 337.1 303 to 337.1 347.7 to 359.2
 
# If an Auburn Gear A2 Series™ Integral Parking Brake is needed, maximum input speed is limited to 2,000 rpm. Contact Auburn Gear with duty cycle for speeds between 2,000 and 3,600 rpm.