New Hyde Park, NY — A new series of miniature helical couplings from Sterling Instrument (ISO 9001:2000+AS9100B Registered Manufacturer) features zero backlash, maintenance free, vibration free, smooth bearing loads, even at misaligned 3o angular, positions. These couplings, identified as the S54MHCM… Series are stocked in 30 different sizes ranging from 4 mm to 12 mm. […]