C Style Couplings
The C Form coupling consists of two typical hubs, one cushion set and collar with hardware.
Options
Greater torque and bore capacity than the L-Line series jaw coupling
Elastomeric cushions are radially removable
Cushions obtainable in SXB rubber and Hytrel
RRS and RRSC Form Radially Removable Spacer Couplings
RRS Style couplings range from sizes RRS090 to RRS225. The RRS Type
coupling consists of:
RRS090 – RRS110:
two Typical RRS Hubs
1 Spacer 
Assembly consisting of:
2 snap wrap spiders w/o ring
two collars with screws
1 spacer
RRS150 – RRS225:
1 Common RRS Hub
1 Conventional RRSC Hub – Drilled for collar
one Spacer Assembly consisting of:
two snap wrap spiders w/o ring
two collars with screws
one spacer
Note:
RRS Variety Inch Hubs presented conventional with two set screws at 90°.
Attributes
Typical API based mostly spacers available
Radially removable inserts
Conventional Lovejoy hub style and design with more set screw at 90°