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Shaft Collars collar in shellShaft Collar in Shell
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SPK - Two-Piece Keyed Shaft Collar

Two Piece Keyed Shaft Collar

Features

  • Does not mar the shaft
  • Superior fit, finish and holding power
  • Opposing screws available
  • Width tolerance: +.003”/-.010”
  • Bore tolerance: +.002"/+.0005"
  • Temperature Range (Deg. F)
    Steel: -40° to 350°
    Aluminum: -40° to 225°
    Stainless: -40° to 350°
  • *Additional sizes available on request

 

How to Specify

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

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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 Aluminum Stainless
Steel		 Bore
B (in)		 Keyway
K (in)		 Outer Diameter
OD (in)		 Screw
Location
R (in)		 Clearance
Diameter
C (in)		 Width
W (in)		 Forged
Clamp Screw
SPK-6-F SPK-6-A SPK-6-SS 0.3750 3/32 7/8 0.313 1.027 0.343 #6-32X3/8
SPK-8-F SPK-8-A SPK-8-SS 0.5000 1/8 1 1/8 0.406 1.281 0.406 #8-32X1/2
SPK-10-F SPK-10-A SPK-10-SS 0.6250 3/16 1 5/16 0.479 1.500 0.437 #10-32X1/2
SPK-12-F SPK-12-A SPK-12-SS 0.7500 3/16 1 1/2 0.545 1.808 0.500 1/4-28X5/8
SPK-16-F SPK-16-A SPK-16-SS 1.0000 1/4 1 3/4 0.678 2.032 0.500 1/4-28X11/16
SPK-20-F SPK-20-A SPK-20-SS 1.2500 1/4 2 1/16 0.828 2.295 0.500 1/4-28X11/16
SPK-24-F SPK-24-A SPK-24-SS 1.5000 3/8 2 3/8 0.984 2.578 0.563 1/4-28X3/4
SPK-28-F SPK-28-A SPK-28-SS 1.7500 3/8 2 3/4 1.125 3.046 0.688 5/16-24X7/8
SPK-32-F SPK-32-A SPK-32-SS 2.0000 1/2 3 1.250 3.273 0.688 5/16-24X7/8
SPK-35-F SPK-35-A SPK-35-SS 2.1875 1/2 3 1/4 1.375 3.504 0.750 5/16-24X7/8
SPK-39-F SPK-39-A SPK-39-SS 2.4375 5/8 3 1/2 1.484 3.707 0.750 5/16-24X7/8

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