RRS and RRSC Sort Radially Removable Spacer Couplings
RRS Kind couplings array from sizes RRS090 to RRS225. The RRS Type
coupling consists of:
RRS090 – RRS110:
2 Standard RRS Hubs
one Spacer Assembly consisting of:
two snap wrap spiders w/o ring
two collars with screws
1 spacer
RRS150 – RRS225:
one Common RRS Hub
one Standard RRSC Hub – Drilled for collar
1 Spacer Assembly consisting of:
two snap wrap spiders w/o ring
2 collars with screws
one spacer
Note:
RRS Variety Inch Hubs provided conventional with two set screws at 90°.
Options
Normal API based mostly spacers out there
Radially removable inserts
Regular Lovejoy hub design with supplemental set screw at 90°
C Type Couplings
The C Type coupling consists of two conventional hubs, one cushion set and collar with hardware.
Features
Higher torque and bore capability compared to the L-Line series jaw coupling
Elastomeric cushions are radially removable
Cushions accessible 
in SXB rubber and Hytrel