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New Series Of Flexible Helical Couplings From Sterling Instrument Feature Zero Backlash
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 A new series of inch and metric flexible helical couplings from Sterling
Instrument (an ISO 9001 manufacturer) feature one-piece Anodized Aluminum construction with set screw type or integral clamp split-hub type designs for fastening to both shafts. They have the ability to adapt to both high- and low-speed applications with a high level of fatigue resistance. Their angular misalignment compensation is 5o, with a maximum parallel offset range of 0.25 mm (±.010"), and an axial motion range of 0.25 mm (±.010").
Identified as the S50HAWM (Metric) and S50HAA- (Inch) Series, they are designed to fit shafts ranging in diameter from 3 to 12 mm in metric and 3/32" to 1/2" in inch sizes. Their O.D ranges from 15 to 30 mm in metric and 3/8" to 1-1/8" in inch. Lengths are available from 22 to 38 mm and from 3/8" to 1-1/2".
Detailed specifications are contained in SI Catalog D785 (Metric) and SI Catalog D790 (Inch), both available free upon request from Sterling Instrument, 2101 Jericho Turnpike, P. O. Box 5416, New Hyde Park, NY 11042-5416. Phone: 516-328-3300 • Fax: 516-326-8827. Web:
http://www.sdp-si.com
SDP3
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