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Shaft Collars Shaft Collar in Shell
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SP - Two-Piece Clamp Shaft Collar

Two Piece Split Shaft Collar

Features

  • Does not mar the shaft
  • Superior fit, finish and holding power
  • Available with keyways
  • Opposing screws available
  • Width tolerance: +.003”/-.010”
  • Bore tolerance: +.002”/+.0005”
  • Temperature Range (Deg. F)
    Steel: -40° to 350°
    Zinc Plated Steel: -40° to 350°
    Aluminum: -40° to 225°
    Stainless: -40° to 350°
    Plastic: -10° to 185°

 

  

How to Specify

Choose bore size and material type. Part numbers are in the following format with numbers representing sixteenths of an inch:

order sp
 
Shaft Collar
One-Piece Clamp Collar
Two-Piece Split Collar
Quick Clamp Shaft Collar
Washdown Shaft Collar
Threaded Shaft Collar
Bearing Locknut
Double Wide Collar
Heavy Duty Collar
Set Screw Collar
Product Index
 
 
  Click part number for 3D CAD file and pricing
Steel Zinc
Plated
Steel		 Alum. Stainless 316
Stainless 		Plastic Bore
B (in)		 Outer
Diameter
OD (in)		 Screw
Location
R (in)		 Clearance
Diameter
C (in)		 Width
W (in)		 Forged
Clamp Screw
SP-2-F SP-2-FZ SP-2-A SP-2-SS SP-2-ST SP-2-P 0.1250 5/8 0.210 0.773 0.281 #4-40X5/16
SP-3-F SP-3-FZ SP-3-A SP-3-SS SP-3-ST SP-3-P 0.1875 5/8 0.210 0.773 0.281 #4-40X5/16
SP-4-F SP-4-FZ SP-4-A SP-4-SS SP-4-ST SP-4-P 0.2500 5/8 0.210 0.773 0.281 #4-40X5/16
SP-5-F SP-5-FZ SP-5-A SP-5-SS SP-5-ST SP-5-P 0.3125 11/16 0.250 0.838 0.281 #4-40X5/16
SP-6-F SP-6-FZ SP-6-A SP-6-SS SP-6-ST SP-6-P 0.3750 7/8 0.313 1.027 0.343 #6-32X3/8
SP-7-F SP-7-FZ SP-7-A SP-7-SS SP-7-ST SP-7-P 0.4375 15/16 0.344 1.080 0.343 #6-32X3/8
SP-8-F SP-8-FZ SP-8-A SP-8-SS SP-8-ST SP-8-P 0.5000 1 1/8 0.406 1.281 0.406 #8-32X1/2
SP-9-F SP-9-FZ SP-9-A SP-9-SS SP-9-ST SP-9-P 0.5625 1 1/4 0.448 1.448 0.437 #10-32X1/2
SP-10-F SP-10-FZ SP-10-A SP-10-SS SP-10-ST SP-10-P 0.6250 1 5/16 0.479 1.500 0.437 #10-32X1/2
SP-11-F SP-11-FZ SP-11-A SP-11-SS SP-11-ST SP-11-P 0.6875 1 3/8 0.516 1.564 0.437 #10-32X1/2
SP-12-F SP-12-FZ SP-12-A SP-12-SS SP-12-ST SP-12-P 0.7500 1 1/2 0.545 1.808 0.500 1/4-28X5/8
SP-13-F SP-13-FZ SP-13-A SP-13-SS SP-13-ST SP-13-P 0.8125 1 5/8 0.610 1.916 0.500 1/4-28X5/8
SP-14-F SP-14-FZ SP-14-A SP-14-SS SP-14-ST SP-14-P 0.8750 1 5/8 0.610 1.916 0.500 1/4-28X5/8
SP-15-F SP-15-FZ SP-15-A SP-15-SS SP-15-ST SP-15-P 0.9375 1 3/4 0.678 2.032 0.500 1/4-28X11/16
SP-16-F SP-16-FZ SP-16-A SP-16-SS SP-16-ST SP-16-P 1.0000 1 3/4 0.678 2.032 0.500 1/4-28X11/16
SP-17-F SP-17-FZ SP-17-A SP-17-SS SP-17-ST SP-17-P 1.0625 1 7/8 0.740 2.140 0.500 1/4-28X11/16
SP-18-F SP-18-FZ SP-18-A SP-18-SS SP-18-ST SP-18-P 1.1250 1 7/8 0.740 2.140 0.500 1/4-28X11/16
SP-19-F SP-19-FZ SP-19-A SP-19-SS SP-19-ST SP-19-P 1.1875 2 1/16 0.828 2.295 0.500 1/4-28X11/16
SP-20-F SP-20-FZ SP-20-A SP-20-SS SP-20-ST SP-20-P 1.2500 2 1/16 0.828 2.295 0.500 1/4-28X11/16
SP-21-F SP-21-FZ SP-21-A SP-21-SS SP-21-ST SP-21-P 1.3125 2 1/8 0.859 2.351 0.563 1/4-28X3/4
SP-22-F SP-22-FZ SP-22-A SP-22-SS SP-22-ST SP-22-P 1.3750 2 1/4 0.922 2.465 0.563 1/4-28X3/4
SP-23-F SP-23-FZ SP-23-A SP-23-SS SP-23-ST SP-23-P 1.4375 2 1/4 0.922 2.465 0.563 1/4-28X3/4
SP-24-F SP-24-FZ SP-24-A SP-24-SS SP-24-ST SP-24-P 1.5000 2 3/8 0.984 2.578 0.563 1/4-28X3/4
SP-25-F SP-25-FZ SP-25-A SP-25-SS SP-25-ST   1.5625 2 3/8 0.984 2.578 0.563 1/4-28X3/4
SP-26-F SP-26-FZ SP-26-A SP-26-SS SP-26-ST   1.6250 2 5/8 1.063 2.935 0.688 5/16-24X7/8
SP-27-F SP-27-FZ SP-27-A SP-27-SS SP-27-ST   1.6875 2 3/4 1.125 3.046 0.688 5/16-24X7/8
SP-28-F SP-28-FZ SP-28-A SP-28-SS SP-28-ST   1.7500 2 3/4 1.125 3.046 0.688 5/16-24X7/8
SP-29-F SP-29-FZ SP-29-A SP-29-SS SP-29-ST   1.8125 2 7/8 1.188 3.160 0.688 5/16-24X7/8
SP-30-F SP-30-FZ SP-30-A SP-30-SS SP-30-ST   1.8750 2 7/8 1.188 3.160 0.688 5/16-24X7/8
SP-31-F SP-31-FZ SP-31-A SP-31-SS SP-31-ST   1.9375 3 1.250 3.273 0.688 5/16-24X7/8
SP-32-F SP-32-FZ SP-32-A SP-32-SS SP-32-ST   2.0000 3 1.250 3.273 0.688 5/16-24X7/8
SP-33-F SP-33-FZ SP-33-A SP-33-SS SP-33-ST   2.0625 3 1/8 1.297 3.360 0.750 5/16-24X7/8
SP-34-F SP-34-FZ SP-34-A SP-34-SS SP-34-ST   2.1250 3 1/4 1.375 3.504 0.750 5/16-24X7/8
SP-35-F SP-35-FZ SP-35-A SP-35-SS SP-35-ST   2.1875 3 1/4 1.375 3.504 0.750 5/16-24X7/8
SP-36-F SP-36-FZ SP-36-A SP-36-SS SP-36-ST   2.2500 3 1/4 1.375 3.504 0.750 5/16-24X7/8
SP-37-F SP-37-FZ SP-37-A SP-37-SS SP-37-ST   2.3125 3 3/8 1.422 3.591 0.750 5/16-24X1
SP-38-F SP-38-FZ SP-38-A SP-38-SS SP-38-ST   2.3750 3 1/2 1.484 3.707 0.750 5/16-24X1
SP-39-F SP-39-FZ SP-39-A SP-39-SS SP-39-ST   2.4375 3 1/2 1.484 3.707 0.750 5/16-24X1
SP-40-F SP-40-FZ SP-40-A SP-40-SS SP-40-ST   2.5000 3 3/4 1.563 4.034 0.875 3/8-24X1
SP-41-F SP-41-FZ SP-41-A SP-41-SS SP-41-ST   2.5625 3 7/8 1.625 4.148 0.875 3/8-24X1
SP-42-F SP-42-FZ SP-42-A SP-42-SS SP-42-ST   2.6250 3 7/8 1.625 4.148 0.875 3/8-24X1
SP-43-F SP-43-FZ SP-43-A SP-43-SS SP-43-ST   2.6875 4 1.688 4.265 0.875 3/8-24X1
SP-44-F SP-44-FZ SP-44-A SP-44-SS SP-44-ST   2.7500 4 1.688 4.265 0.875 3/8-24X1
SP-45-F SP-45-FZ SP-45-A SP-45-SS SP-45-ST   2.8125 4 1/4 1.813 4.499 0.875 3/8-24X1 1/8
SP-46-F SP-46-FZ SP-46-A SP-46-SS SP-46-ST   2.8750 4 1/4 1.813 4.499 0.875 3/8-24X1 1/8
SP-47-F SP-47-FZ SP-47-A SP-47-SS SP-47-ST   2.9375 4 1/4 1.813 4.499 0.875 3/8-24X1 1/8
SP-48-F SP-48-FZ SP-48-A SP-48-SS SP-48-ST   3.0000 4 1/4 1.813 4.499 0.875 3/8-24X1 1/8
SP-49-F           3.0625 4 1/2 1.938 4.742 0.875 3/8-24X1 1/4
SP-50-F           3.1250 4 1/2 1.938 4.742 0.875 3/8-24X1 1/4
SP-51-F           3.1875 4 1/2 1.938 4.742 0.875 3/8-24X1 1/4
SP-52-F           3.2500 4 1/2 1.938 4.742 0.875 3/8-24X1 1/4
SP-53-F           3.3125 4 3/4 2.063 4.978 0.875 3/8-24X1 1/4
SP-54-F           3.3750 4 3/4 2.063 4.978 0.875 3/8-24X1 1/4
SP-55-F           3.4375 4 3/4 2.063 4.978 0.875 3/8-24X1 1/4
SP-56-F           3.5000 4 3/4 2.063 4.978 0.875 3/8-24X1 1/4
SP-57-F           3.5625 5 2.188 5.216 0.875 3/8-24X1 1/4
SP-58-F           3.6250 5 2.188 5.216 0.875 3/8-24X1 1/4
SP-59-F           3.6875 5 2.188 5.216 0.875 3/8-24X1 1/4
SP-60-F           3.7500 5 2.188 5.216 0.875 3/8-24X1 1/4
SP-61-F           3.8125 5 1/4 2.313 5.456 0.875 3/8-24X1 1/4
SP-62-F           3.8750 5 1/4 2.313 5.456 0.875 3/8-24X1 1/4
SP-63-F           3.9375 5 1/4 2.313 5.456 0.875 3/8-24X1 1/4
SP-64-F           4.0000 5 1/4 2.313 5.456 0.875 3/8-24X1 1/4

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