English Shaft-Hub Locking Devices

100 Double Single TAPER-LOCK® -- DS100ATL17
from U.S. Tsubaki Power Transmission, LLC

All dimensions are nominal values and for reference only [See More]

  • Design Units: English
  • Application: External
POWER-LOCK AD Inch Series Keyless Locking Device -- PL1AD
from U.S. Tsubaki Power Transmission, LLC

Offers the greatest allowable transmissable torque of all Tsubaki Power Locks ®. Ideal for multi-strand or large hub sprockets. Self-centering to control eccentricity. Inch size range: 3/4" - 11 13/16". For selection and application see Technical Notes download. For selection and application... [See More]

  • Design Units: English
  • Hub Diameter: 1.97
  • Application: External
  • Clamping Length: 1.57
POWER-LOCK AE Inch Series Keyless Locking Device -- PL1AE
from U.S. Tsubaki Power Transmission, LLC

Ideal for narrow hubs. Interchangeable with AS Series. Flanged construction allows for fast installation. Inch size range: 3/4" - 4.00". For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 1.97
  • Application: External
  • Clamping Length: 0.9960
POWER-LOCK AS Inch Series Carbon Steel Keyless Locking Device -- PL1
from U.S. Tsubaki Power Transmission, LLC

Most popular series world-wide. Easy machining of shaft and hub. Can use on shafts with a keyway. Inch size range: 3/4" thru 11-13/16". For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 1.97
  • Application: External
  • Clamping Length: 0.7090
POWER-LOCK EF Metric Series Keyless Locking Device -- PL010X013EF
from U.S. Tsubaki Power Transmission, LLC

For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 0.5120
  • Application: External
  • Clamping Length: 0.4530
POWER-LOCK EL Series Keyless Locking Device -- PL010X013E
from U.S. Tsubaki Power Transmission, LLC

For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 0.5120
  • Application: External
  • Clamping Length: 0.1460
POWER-LOCK FL Inch Series Keyless Locking Device -- PL1BFL
from U.S. Tsubaki Power Transmission, LLC

Self-centering function. Simple construction allows for fast installation. Can use on shaft with keyway. Inch size range: 3/4" - 4.00". For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 2.17
  • Application: External
  • Clamping Length: 1.13
POWER-LOCK KE Inch Series Keyless Locking Device -- PL1BKE
from U.S. Tsubaki Power Transmission, LLC

Ideal for "A" plate sprockets and narrow gears. Designed to suit a wide range of shaft tolerances. Ideal for small shaft diameters. Inch size range: 3/8" - 4.00". For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 1.88
  • Application: External
  • Clamping Length: 0.6690
POWER-LOCK RE-SS Snap Ring installed Series Keyless Locking Device -- PL005X018RE-SS
from U.S. Tsubaki Power Transmission, LLC

Removable snap ring allows for flanged or flush mounting. Austenite stainless steel designed to handle the most corrosive envireonment and clean room applications. Metric size range: 5mm - 50mm. For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 0.7090
  • Application: External
  • Clamping Length: 0.5310
POWER-LOCK RE-SS Without Snap Ring Series Keyless Locking Device -- PL005X018RE-SS
from U.S. Tsubaki Power Transmission, LLC

Removable snap ring allows for flanged or flush mounting. Austenite stainless steel designed to handle the most corrosive envireonment and clean room applications. Metric size range: 5mm - 50mm. For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Hub Diameter: 0.7090
  • Application: External
  • Clamping Length: 0.5310
POWER-LOCK SL Series Keyless Locking Device -- PL024X050 SL 0.748
from U.S. Tsubaki Power Transmission, LLC

External locking device for hollow shaft. Ideal for applications with limited space. Metric size range: 24mm - 300mm. Black anodized coating for corrossion resistance. For selection and application see Technical Notes download [See More]

  • Design Units: English
  • Maximum Torque: 151
  • Application: External
  • Maximum Axial Load: 4026
POWER-LOCK TF Metric Series Keyless Locking Device -- PL006X012TF
from U.S. Tsubaki Power Transmission, LLC

Designed to fit small hub diameters [See More]

  • Design Units: English
  • Hub Diameter: 0.4720
  • Application: External
  • Clamping Length: 0.3940
QD® Bushings -- E
from U.S. Tsubaki Power Transmission, LLC

All dimensions are nominal values and for reference only [See More]

  • Design Units: English
  • Hub Diameter: 3.83
  • Application: External
  • Clamping Length: 2.75
QD® Weld-on Hubs -- 100EWB
from U.S. Tsubaki Power Transmission, LLC

U.S. Tsubaki offers the most complete line of QD ® and TAPER-LOCK weld-on hubs for insertion and welding to produce “B ” style sprockets, sheaves, and other applications without hub protrusion. To provide greater strength for this type of shaft-locking mechanism and to reduce heat... [See More]

  • Design Units: English
  • Clamping Length: 1.62
  • Application: External
QD® Weld-on Hubs -- 100EWC
from U.S. Tsubaki Power Transmission, LLC

U.S. Tsubaki offers the most complete line of QD ® and TAPER-LOCK weld-on hubs for insertion and welding to produce “B ” style sprockets, sheaves, and other applications without hub protrusion. To provide greater strength for this type of shaft-locking mechanism and to reduce heat... [See More]

  • Design Units: English
  • Clamping Length: 1.62
  • Application: External
TAPER-LOCK® Bushings - 1008 through 3030 -- 1008
from U.S. Tsubaki Power Transmission, LLC

Metric bore sizes are available upon request and are subject to an alteration charge shown on discount multiplier sheets. All TAPER-LOCK Bushings are available in steel from stock. Stainless steel bushings are available on a quoted basis. [See More]

  • Design Units: English
  • Hub Diameter: 0.8750
  • Application: External
TAPER-LOCK® Type W Weld-on Hubs -- W12
from U.S. Tsubaki Power Transmission, LLC

U.S. Tsubaki offers the most complete line of QD ® and TAPER-LOCK weld-on hubs for insertion and welding to produce “B ” style sprockets, sheaves, and other applications without hub protrusion. To provide greater strength for this type of shaft-locking mechanism and to reduce heat... [See More]

  • Design Units: English
  • Hub Diameter: 1.5
  • Application: External
TAPER-LOCK® Weld-on Hubs -- 100TL1
from U.S. Tsubaki Power Transmission, LLC

U.S. Tsubaki offers the most complete line of QD ® and TAPER-LOCK weld-on hubs for insertion and welding to produce “B ” style sprockets, sheaves, and other applications without hub protrusion. To provide greater strength for this type of shaft-locking mechanism and to reduce heat... [See More]

  • Design Units: English
  • Clamping Length: 1.75
  • Application: External
TK Type Support Roller -- TK070
from U.S. Tsubaki Power Transmission, LLC

Support rollers are available for TK070 with R75 and R90. Your order will be custom made. The location of the stand for the Cableveyor depends on its usage. When ordering a stand, please advise us accordingly. In order to determine space requirements for installation of the Cableveyor, please refer... [See More]

  • Design Units: English
  • Clamping Length: 1.77
  • Application: External
Posi-Lok® K-1/4-C
from Zero-Max

ETP Bushings are the Ideal Locking Device for all Shaft-To-Hub Connections. ETP Bushings feature a double-walled sleeve, pressure ring and tightening screws. They slide onto a shaft easily, and securely lock most shaft-mounted motion control components in position. When the bushing screws are... [See More]

  • Design Units: English
  • Hub Diameter: 0.2500
  • Application: External
  • Clamping Length: 0.7874
Trantorque GT -- 6202115 [6202115 from Fenner Drives]
from Applied Industrial Technologies

Unique single nut positive lock and release action [See More]

  • Design Units: English
  • Shaft Diameter.: 0.6250
  • Application: Internal (Thru Bore)
  • Clamping Length: 1.12
Shaft Locking Devices
from Lovejoy, Inc.

Connects hubs solidly to shafts using keyless mechanical interference fit. Wide selection available – 9 types; internal and external devices. Easy device installation and removal. Lovejoy Shaft Locking Devices connect hubs solidly to shafts, using a keyless mechanical interference fit, to... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 0.7500
  • Application: Internal (Thru Bore); External
  • Hub Diameter: 7.94
PowerRing™ Shaft-Hub Locks -- PRL012
from Stafford Manufacturing Corp.

PowerRing ™ Shaft-Hub Locks provide a keyless, extreme high strength connection between components and round shafts. They feature a smooth, non-marring bore which contracts securely onto a shaft while expanding the OD tightly into the I.D. of a hub. Fully adjustable, they are balanced to... [See More]

  • Design Units: English
  • Shaft Diameter.: 0.7500
  • Application: Internal (Thru Bore)
  • Hub Diameter: 1.85
ECOLOC Locking Devices/Assemblies -- 7003
from Ringfeder Power Transmission USA Corporation

Self-centering, 2-piece low-cost Locking Assemblies, which can be used - due to the slit - also at larger tolerances. The hub slightly positions during mounting towards the screw head. For disassembly only few release screws are required. Through optimised geometry of the flange, the deformation of... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 15.75
  • Application: Internal (Thru Bore)
  • Hub Diameter: 19.49
Trantorque GT Electroless Nickel Plated -- 6202103EN
from Fenner Drives

Resist corrosion from washdown and hostile environments [See More]

  • Design Units: English
  • Shaft Diameter.: 0.1875
  • Application: Internal (Thru Bore)
  • Maximum Torque: 4.17
ECOLOC Locking Devices/Assemblies -- 7004
from Ringfeder Power Transmission USA Corporation

Extended version of the 7003 allowing for use with smaller hub diameters due to the reduced shaft and hub pressures. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 7.09
  • Application: Internal (Thru Bore)
  • Hub Diameter: 9.25
ECOLOC Locking Devices/Assemblies -- 7005
from Ringfeder Power Transmission USA Corporation

3-piece, self-centering, slitted Locking Assemblies for highest bending moments and torques. During assembly a minor axial displacement of the hub occurs. The front and rear thrust rings are separately released through release threads. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 4.72
  • Application: Internal (Thru Bore)
  • Hub Diameter: 6.5
ECOLOC Locking Devices/Assemblies -- 7006
from Ringfeder Power Transmission USA Corporation

Two piece design with single taper has flange to position the component on the shaft to maintain axial position during mounting. Has all positive features of series 7003 ECOLOC. However, through the bigger flange diameter an axial displacement of the hub during mounting is averted. Is also applied... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 15.75
  • Application: Internal (Counter Bore)
  • Hub Diameter: 19.84
ECOLOC Locking Devices/Assemblies -- 7007
from Ringfeder Power Transmission USA Corporation

Is a modification of 7004 ECOLOC with all its positive features, but here - same as 7006 ECOLOC - the axial displacement during mounting is averted. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 7.87
  • Application: Internal (Thru Bore)
  • Hub Diameter: 10.24
RINGFEDER Locking Assemblies for Bending Loads -- RfN 7012
from Ringfeder Power Transmission USA Corporation

Typical belt drum application. The bending moment acting on the hub/shaft connection is the main load to evaluate in a belt drum or similar application. Excessive bending moments can cause overstress in the webs between the screw holes in the locking assembly. Characteristics. One of the most... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 31.5
  • Application: Internal (Thru Bore)
  • Hub Diameter: 35.83
RINGFEDER Locking Assemblies for Bending Loads -- RfN 7012.2
from Ringfeder Power Transmission USA Corporation

The new Locking Assembly series RINGFEDER ® RfN 7012.2 is specially designed to fulfil the requirements of constantly increasing bending moments for conveyor pullies. The challenge was to develop a product with the same dimensions as the standard RINGFEDER ® RfN 7012 to fit into existing end... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 31.5
  • Application: Internal (Thru Bore)
  • Hub Diameter: 35.83
RINGFEDER Locking Assemblies for Bending Loads -- RfN 7015
from Ringfeder Power Transmission USA Corporation

For superb centering and high torque transmission, this dual tapered device reflects the best in RINGFEDER engineering expertise. This style is in two types; 7015.0 for general engineering applications and 7015.1 for conveyor pulley applications Available in sizes 100 to 600 mm. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 31.5
  • Application: Internal (Thru Bore)
  • Hub Diameter: 35.83
RINGFEDER Locking Assemblies for Bending Loads -- RfN 7015.1
from Ringfeder Power Transmission USA Corporation

This version of the RfN 7015 is designed for high bending load applications such as conveyor pulleys, by providing lower shaft and hub pressures. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 31.5
  • Application: Internal (Thru Bore)
  • Hub Diameter: 35.83
RINGFEDER Locking Assemblies for Bending Loads -- RfN 7515
from Ringfeder Power Transmission USA Corporation

Especially for the bending moment transmission designed 3 part Locking Assembly with reduced stresses in the Locking Assembly itself. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 25.2
  • Application: Internal (Thru Bore)
  • Hub Diameter: 28.94
RINGFEDER Locking Assemblies With Central Lock Nut -- RfN 7070
from Ringfeder Power Transmission USA Corporation

Precise axial and radial positioning of the components. Easy to connect and to release – no seizures along the shaft. Perfect for engaged connections. Excellent concentricity and radial run. Characteristics. Precise axial and radial positioning of the components. Easy to connect and to release... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 0.6299
  • Application: Internal (Thru Bore)
  • Hub Diameter: 1.02
RINGFEDER Locking Assemblies With Central Lock Nut -- RfN 7075
from Ringfeder Power Transmission USA Corporation

Precise axial and radial positioning of the components. Easy to connect and to release – no seizures along the shaft. Perfect for engaged connections. Excellent concentricity and radial run. Characteristics. Precise axial and radial positioning of the components. Easy to connect and to release... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 1.38
  • Application: Internal (Thru Bore)
  • Hub Diameter: 1.97
RINGFEDER Locking Assembly -- RfN 7012
from Ringfeder Power Transmission USA Corporation

The original RINGFEDER ® Locking Assemblies featuring double-tapered thrust rings with self-releasing tapers. They bridge relatively large fit clearances, are easy to install, adjust or remove, but are not self-centering. A pre-centering hub section is usually required. Characteristics. Slimmest... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 39.37
  • Application: Internal (Thru Bore)
  • Hub Diameter: 42.91
RINGFEDER Locking Assembly -- RfN 7013
from Ringfeder Power Transmission USA Corporation

These Locking Assemblies are of single-taper design with a self-locking taper providing good self-centering action and concentricity, as well as increased torque capacity. A pre-centering hub section is not required. Integral push-off screws for disassembly are provided. This unit can be placed deep... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 5.91
  • Application: Internal (Thru Bore)
  • Hub Diameter: 7.87
RINGFEDER Locking Assembly -- RfN 7013.1
from Ringfeder Power Transmission USA Corporation

These flange type units fix the hub positively against their extended flange preventing axial movement during tightening. Applied wherever self-centering action and good concentricity of mounted components are essential and hubs with straight-thru bores are used. Available sizes: Metric series... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 5.91
  • Application: Internal (Counter Bore)
  • Hub Diameter: 8.27
RINGFEDER Locking Assembly -- RfN 7014
from Ringfeder Power Transmission USA Corporation

This locking device, dual tapered similar the 7012 type, is designed to transmit extremely high torques. Unlike the 7012 style, the 7014 device offers good centering ability due to it ’s relatively long design, making a pre-centering hub section unnecessary. It ’s design also provides... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 11.81
  • Application: Internal (Thru Bore)
  • Hub Diameter: 15.35
RINGFEDER Locking Assembly -- RfN 7015
from Ringfeder Power Transmission USA Corporation

For superb centering and high torque transmission, this dual tapered device reflects the best in RINGFEDER engineering expertise. This style is in two types; 7015.0 for general engineering applications and 7015.1 for conveyor pulley applications Available in sizes 100 to 600 mm. Characteristics. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 31.5
  • Application: Internal (Thru Bore)
  • Hub Diameter: 35.83
RINGFEDER Locking Assembly -- RfN 7015.1
from Ringfeder Power Transmission USA Corporation

This version of the RfN 7015 is designed for high bending load applications such as conveyor pulleys, by providing lower shaft and hub pressures. Characteristics. Locking Assembly for transmission of torques, axial forces and high bending moments at reduced contact pressures, with special... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 31.5
  • Application: Internal (Thru Bore)
  • Hub Diameter: 35.83
RINGFEDER Locking Elements -- RfN 8006 slit
from Ringfeder Power Transmission USA Corporation

The slit versions are useful in applications requiring the bridging of bigger tolerances and/or higher torques. Stacking of the Elements is not recommended. Characteristics. Customized application – by varying the number of Locking Elements, size and quantity of clamping screws, the connection... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 39.37
  • Application: Internal (Thru Bore)
  • Hub Diameter: 41.34
RINGFEDER Locking Elements -- RfN 8006 Solid
from Ringfeder Power Transmission USA Corporation

Locking Elements consist of an internal and external tapered ring. When axial force is exerted on a set of Locking Elements, radial clamping pressures are generated on the shaft and in the hub bore providing a frictional connection. Units may be stacked up to three Elements deep for greater torques. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 39.37
  • Application: Internal (Thru Bore)
  • Hub Diameter: 41.34
RINGFEDER Locking Elements Stainless Steel -- RfN 8006 slit
from Ringfeder Power Transmission USA Corporation

Applications requiring service in rust proof environments. Characteristics. Customized application – by varying the number of Locking Elements, size and quantity of clamping screws, the connection can be adapted to fit most applications concerning surface pressures, materials, hub/shaft... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 5.91
  • Application: Internal (Thru Bore)
  • Hub Diameter: 6.61
RINGFEDER Locking Elements Stainless Steel -- RfN 8006 Solid
from Ringfeder Power Transmission USA Corporation

Like the carbon steel version, these units are for applications requiring rust proof shaft-hub connections. Characteristics. Customized application – by varying the number of Locking Elements, size and quantity of clamping screws, the connection can be adapted to fit most applications... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 5.91
  • Application: Internal (Thru Bore)
  • Hub Diameter: 6.61
RINGFEDER Stainless Steel Locking Assembly -- RfN 7012 Stainless Steel
from Ringfeder Power Transmission USA Corporation

Identical in design and function to the traditional 7012 device, this unit is made of stainless steel for applications requiring rust free installation. Torque capacity is somewhat reduced due to the nature of stainless steel. Characteristics. Slimmest design, especially suitable for applications... [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 5.12
  • Application: Internal (Thru Bore)
  • Hub Diameter: 7.09
RINGFEDER Stainless Steel Locking Assembly -- RfN 7061 Stainless Steel
from Ringfeder Power Transmission USA Corporation

Self-centering 2-piece Locking Assem ­blies for medium torques. During mounting, minor axial displacement of the hub occurs in opposite direction of the screw head. Due to the small number of screws, cost savings during mounting are ensured. For disassembly only few release screws are required. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 1.57
  • Application: Internal (Thru Bore)
  • Hub Diameter: 2.56
RINGFEDER Stainless Steel Locking Assembly -- RfN 7110 Stainless Steel
from Ringfeder Power Transmission USA Corporation

Specially small dimensioned self-centering Locking Assembly without axial displacement. As the locking srews are located out of the actual clamping area and the pressures are relatively low, the hub can be designed economically small. [See More]

  • Design Units: English; Metric
  • Shaft Diameter.: 2.76
  • Application: Internal (Counter Bore)
  • Hub Diameter: 3.54