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January 25, 2021

Industrial SU Type
The SU Kind coupling includes a single flex plane with two hubs and a single disc pack. It is appropriate for angular and axial misalignment only. Two SU couplings tend to be combined having a shaft
to generate a floating shaft coupling. The shaft can be hollow for prolonged light bodyweight floating shaft couplings.
Industrial SX Kind
This really is the typical coupling kind that consists of two hubs, a stock length spacer made to meet sector regular lengths, and two unitized disc packs. The coupling has two flex planes, 1 at just about every disc pack, making it possible for this coupling to accommodate parallel, angular, and axial misalignment with specified limits. The coupling is accessible in six and eight bolt patterns and bore sizes as much as 13 inches (330mm) within the greatest size. Customized spacer lengths may be manufactured to meet particular shaft separations expected for certain applications. The SX coupling is often fitted with overload bushings to guard the disc packs in above torque ailments and might act as an anti-flail gadget. SX couplings are assembled in the time of set up to the products wherever the coupling will likely be in service.
Industrial DI Style
The DI Style coupling features a “Drop-In” spacer assembly that is certainly assembled at the factory. The coupling consists of two hubs in addition to a spacer assembly comprising on the spacer, two unitized disc packs, and two guard rings. The disc packs are bolted for the spacer and guard rings in the factory making use of the torque values advisable by Lovejoy for your disc pack bolts. Using the hubs mounted about the shafts, the complete disc pack assembly could be “Dropped In” location amongst the two hubs. The hubs are piloted to make certain appropriate centering of your spacer assembly. This piloting serves as an anti-flail function and aids during the coupling’s means to meet the stability requirements mandated by API. This type coupling is made to meet the balance and anti-flail necessities specified in API-610.
Oversized, or Jumbo, hubs can be found for use with all the DI Variety coupling to allow for bigger bore sizes on most DI coupling sizes. This permits for that use of smaller sized DI couplings in applications where a smaller sized size coupling can nevertheless accommodate the application torque.
Industrial SXC Form
The SXC Variety would be the near coupled variation with the SX Form coupling. The SXC is similar to the SX coupling in the disc packs are attached when the coupling is installed. Within the near coupled units, the hubs are turned inward and therefore are mounted inside the spacer. Note that with the hubs inside the spacer, the utmost bore allowed during the hub will probably be decreased. The SXC couplings is usually made use of with 1 or each hubs turned outward to allow the coupling to accommodate distinctive shaft separations.
Industrial SXCS and SXCST Forms
The SXCS and SXCST Forms have split spacers plus the disc packs is usually serviced or eliminated without having moving the hubs about the shafts and with out moving the tools. The SXCS Sort has the bolts that connect the hubs on the split spacer put in through the ends with the couplings. The SXCST have the bolts put in from inside the spacer pointing outward towards the hubs.
Supplemental Types