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 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 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 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 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 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

    Image of B-LOC Shrink Disc 30-10

    • 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 18
    • Self-Centering: Yes
    • Shaft Diameter: .750-.967
    • Taper: Double
    • Torque Max: 407
    • Torque Min: 177
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