Stafford Manufacturing Corp.
256 Andover St.
Wilmington, MA 01887

Phone: 978.657.8000 or 800.695.5551
Fax: 978.657.4731 or 800.649.5101
Email: sales@staffordmfg.com
Website: www.staffordmfg.com
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  • Provide high strength connection between components and shafts
  • Keyless
  • Transmit very high axial and torque loads
  • Easy to install
  • Will not damage shafts or components
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 minimize vibration at high speeds, and prevent backlash damage caused by heavy loads.

They are easy to install by tightening the locking bolts around the device’s face. When these bolts are tightened, multiple internal taper rings produce the frictional forces necessary to join the shaft and hub allowing the transmission of high torque and axial loads.

Simplifying the timing of matched components, PowerRing™ Keyless Shaft-Hub Locks are ideal for mounting gears, sprockets, pulleys and related devices.

Stocked in:
  • Steel
PowerRing™ Shaft-Hub Locks
Unit of Measure
Items PowerRing™ Shaft-Hub Locks - Steel-Plain
PRL012
PowerRing™ Shaft-Hub Locks
List Price QUOTE
PowerRing™ Shaft-Hub Locks - Steel-Plain
PRL100
PowerRing™ Shaft-Hub Locks
List Price QUOTE
PowerRing™ Shaft-Hub Locks - Steel-Plain
PRL102
PowerRing™ Shaft-Hub Locks
List Price QUOTE
PowerRing™ Shaft-Hub Locks - Steel-Plain
PRL103
PowerRing™ Shaft-Hub Locks
List Price QUOTE
PowerRing™ Shaft-Hub Locks - Steel-Plain
PRL104
PowerRing™ Shaft-Hub Locks
List Price QUOTE
Series N/A Solution
Bore Size N/A 3/4 in N/A 1 in N/A 1-1/8 in N/A 1-3/16 in N/A 1-1/4 in
Material N/A Steel
Alloy N/A Carbon Steel
Finish N/A Plain
Approximate Weight N/A 0.50 lb N/A 0.50 lb N/A 0.6 lb N/A 0.50 lb N/A 0.70 lb
Country of Origin N/A China N/A China N/A Italy N/A Italy N/A China
UPC Code N/A 662786022333 N/A 662786022340 N/A 662786022357 N/A 662786022364 N/A 662786022371
RoHS2 Compliant N/A Yes
REACH Compliant N/A Yes
Outside Diameter N/A 1.850 in N/A 1.969 in N/A 2.165 in N/A 2.159 in N/A 2.362 in
Width N/A 0.787 in N/A 0.787 in N/A 0.787 in N/A 0.813 in N/A 0.787 in
Screw Size N/A M6
Screw Material N/A Alloy Steel
Disclaimer N/A
Manufacturer Stock N/A {0} N/A {0} N/A {0} N/A {0} N/A {0}
Message N/A {TBD} N/A {TBD} N/A {TBD} N/A {TBD} N/A {TBD}