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B-LOC Shrink Discs

B-LOC LogoThe B-LOC Shrink Disc is an external locking device that provides a high capacity interference fit with all the positive features of conventional interference fits, but
without their assembly and dismounting problems. Fenner Drives B-LOC Shrink Discs offer extremely concentric and well-balanced connections and are ideal for high-speed applications.

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Image of B-LOC Shrink Disc 36-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 8.7 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M6 x 20
  • Self-Centering: Yes
  • Shaft Diameter: .875-1.161
  • Taper: Double
  • Torque Max: 666
  • Torque Min: 315

Image of B-LOC Shrink Disc 55-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 8.7 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M6 x 25
  • Self-Centering: Yes
  • Shaft Diameter: 1.500-1.773
  • Taper: Double
  • Torque Max: 1707
  • Torque Min: 1014

Image of B-LOC Shrink Disc 68-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 8.7 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M6 x 25
  • Self-Centering: Yes
  • Shaft Diameter: 1.875-2.193
  • Taper: Double
  • Torque Max: 2606
  • Torque Min: 1760

Image of B-LOC Shrink Disc 75-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 22 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M8 x 25
  • Self-Centering: Yes
  • Shaft Diameter: 2.125-2.418
  • Taper: Double
  • Torque Max: 4057
  • Torque Min: 2792

Image of B-LOC Shrink Disc 140-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 74 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M12 x 45
  • Self-Centering: Yes
  • Shaft Diameter: 4.000-4.514
  • Taper: Double
  • Torque Max: 26440
  • Torque Min: 19648

Image of B-LOC Shrink Disc 80-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 22 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M8 x 25
  • Self-Centering: Yes
  • Shaft Diameter: 2.375-2.580
  • Taper: Double
  • Torque Max: 4331
  • Torque Min: 3416

Image of B-LOC Shrink Disc 44-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 8.7 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M6 x 20
  • Self-Centering: Yes
  • Shaft Diameter: 1.125-1.419
  • Taper: Double
  • Torque Max: 1198
  • Torque Min: 683

Image of B-LOC Shrink Disc 100-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 22 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M8 x 35
  • Self-Centering: Yes
  • Shaft Diameter: 2.875-3.224
  • Taper: Double
  • Torque Max: 9586
  • Torque Min: 7059

Image of B-LOC Shrink Disc 155-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 74 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M12 x 50
  • Self-Centering: Yes
  • Shaft Diameter: 4.500-4.998
  • Taper: Double
  • Torque Max: 34049
  • Torque Min: 27515

Image of B-LOC Shrink Disc 110-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 44 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M10 x 40
  • Self-Centering: Yes
  • Shaft Diameter: 3.125-3.547
  • Taper: Double
  • Torque Max: 12602
  • Torque Min: 9013

Image of B-LOC Shrink Disc 50-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 8.7 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M6 x 22
  • Self-Centering: Yes
  • Shaft Diameter: 1.375-1.612
  • Taper: Double
  • Torque Max: 1565
  • Torque Min: 964

Image of B-LOC Shrink Disc 62-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 8.7 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M6 x 25
  • Self-Centering: Yes
  • Shaft Diameter: 1.750-1.999
  • Taper: Double
  • Torque Max: 2375
  • Torque Min: 1718

Image of B-LOC Shrink Disc 24-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 3.6 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M5 x 16
  • Self-Centering: Yes
  • Shaft Diameter: .625-.774
  • Taper: Double
  • Torque Max: 278
  • Torque Min: 138

Image of B-LOC Shrink Disc 125-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 44 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M10 x 40
  • Self-Centering: Yes
  • Shaft Diameter: 3.500-4.031
  • Taper: Double
  • Torque Max: 19540
  • Torque Min: 13710

Image of B-LOC Shrink Disc 90-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 22 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M8 x 30
  • Self-Centering: Yes
  • Shaft Diameter: 2.500-2.902
  • Taper: Double
  • Torque Max: 7139
  • Torque Min: 4751

Image of B-LOC Shrink Disc 95-10

  • Series: SD
  • Axial Movement: No
  • Installation Torque: 22 ft lb
  • Internal/ External: External
  • Material: Zinc Chromate/Chrome Plated Steel
  • Metric/Inch: Inch
  • Releasing/ Locking: Releasing
  • Screw Size: M8 x 30
  • Self-Centering: Yes
  • Shaft Diameter: 2.750-3.063
  • Taper: Double
  • Torque Max: 9108
  • Torque Min: 6832
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