Product Spotlight: Collars & Hubs
High-tolerance shaft collars
Shaft collars are single-point faced to ensure a high level of face-to-bore perpendicularity, offering runout of TIR less than 0.05 mm.
Features & benefits
One and two-piece clamp styles in bores from 3 to 80 mm
Aluminum, black oxide carbon steel, stainless steel, and engineered plastic styles available
Ensures components are properly positioned and not tilted on shaft as well as even pressure on interfaced components
Clamp style does not mar shaft and wraps around the shaft for high holding power
Two-piece does not require removal of other components for installation
Ruland Mfg. Co. Inc.
Marlborough, Mass.
(508) 485-1000
www.ruland.com
Circle 151
Hub and shaft collars
S25FB9 (brass) and S25FY9 (stainless-steel) shaft collars incorporate a built-in bearing shim spacer and feature a Fairloc integral hub fastener.
Features & benefits
Fit shafts that are 0.12 to ¾ in. or 3 to 20 mm diameter
O.D.s from 0.433 to 1.496 in. or 11 to 38 mm
Fairloc hub eliminates marred shafts; permits frequent phase, timing, and position adjustment
Cantilevered clamping section accepts cap screw, which passes through hole in hub and into a threaded hole in transverse wedge section
Stock Drive Products/Sterling Instrument
New Hyde Park, N.Y.
(516) 328-3300
www.sdp-si.com
Circle 152
Jaw hub
L type jaw hub pairs with most elastomers for coupling applications.
Features & benefits
Available in sintered iron, cast iron, steel, and stainless steel
Works with an elastomeric insert to compensate for various types of shaft misalignment
Available in inch, millimeter, and SAE spline bore hubs
Lovejoy Inc.
Downers Grove, Ill.
(630) 852-0500
www.lovejoy-inc.com
Circle 153
Shaft collars with clamp levers
D-cut shaft collars with clamp levers require no tools for installation or maintenance.
Features & benefits
Available with 1045 steel black oxide, electroless nickel plating, and 304 stainless steel
Accommodate 10 to 20-mm diameters; configurable sizes allow greater range
Allow fixturing bar to be attached to flat side
Allow fast, flexible adjustments on systems where same machine is used in different configurations
Misumi USA Inc.
Schaumburg, Ill.
(800) 681-7475
www.misumiusa.com
Circle 154
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