C Style Couplings
The C Form coupling consists of two conventional hubs, 1 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 Type couplings variety from sizes RRS090 to RRS225. The RRS Kind
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 Standard RRSC Hub – Drilled for collar
one Spacer Assembly consisting of:
two snap wrap spiders w/o ring
two collars with screws
1 spacer
Note: 
RRS Form Inch Hubs presented standard with two set screws at 90°.
Attributes
Conventional API based mostly spacers available
Radially removable inserts
Conventional Lovejoy hub design with supplemental set screw at 90°