C Type Couplings
The C Kind coupling includes two regular hubs, one particular cushion set and collar with hardware.
Attributes
Higher torque and bore capacity compared to the L-Line series jaw coupling
Elastomeric cushions are radially removable
Cushions out there in SXB rubber and Hytrel

RRS and RRSC Form Radially Removable Spacer Couplings
RRS Type couplings selection from sizes RRS090 to RRS225. The RRS Kind
coupling includes:
RRS090 – RRS110:
2 Regular RRS Hubs
1 Spacer Assembly consisting of:
2 snap wrap spiders w/o ring
two collars with screws
one spacer
RRS150 – RRS225:
1 Standard RRS Hub
1 Typical RRSC Hub – Drilled for collar
one Spacer Assembly consisting of:
2 snap wrap spiders w/o ring
2 collars with screws
one spacer
Note:
RRS Type Inch Hubs supplied common with two set screws at 90°.
Functions
Conventional API based mostly spacers out there
Radially removable inserts
Conventional Lovejoy hub style and design with more set screw at 90°