C Variety Couplings
The C Style coupling includes two normal hubs, one cushion set and collar with hardware.
Features
Higher 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 Sort Radially Removable Spacer Couplings
RRS Type couplings variety from sizes RRS090 to RRS225. 
The RRS Form
coupling includes:
RRS090 – RRS110:
2 Normal RRS Hubs
one Spacer Assembly consisting of:
2 snap wrap spiders w/o ring
two collars with screws
1 spacer
RRS150 – RRS225:
one Standard RRS Hub
one Standard RRSC Hub – Drilled for collar
1 Spacer Assembly consisting of:
2 snap wrap spiders w/o ring
2 collars with screws
1 spacer
Note:
RRS Variety Inch Hubs supplied normal with two set screws at 90°.
Characteristics
Common API based mostly spacers available
Radially removable inserts
Normal Lovejoy hub design and style with added set screw at 90°