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RULAND Carefully Made Shaft Collars and Couplings German Chinese English since 1937 Ruland Shaft Collars & Shaft Couplings
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
  • Single point faced
  • 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°



  distributor

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
One-Piece Clamp Shaft Collars
Two-Piece Clamp Shaft Collars
Set Screw Shaft Collars
Threaded Shaft Collars
and Bearing Locknuts
Double Wide Clamp Shaft Collars
Quick Clamping Shaft Collars
 
  Click part number for 3D CAD file
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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