The Hydax Flexible Drive Coupling consists of two gear hubs engaging in a sleeve of high grade plastic material. has superior strength and a wide operating temperature range. The gears have crowned-tooth form which permit axial and angular misalignment. The couplings have undergone extensive testing under severe load conditions. hydax coupling dealer in kolkata , odisha , jharkhand , jamshedpur , chattisgarh nylon gear coupling catalogue hydax level gauge hydax gauge isolator hydraulic companies in bangalore hydax 48 coupling size attibele industrial area companies list