• For RRS090-RRS110: 2 Standard RRS Hubs, & 1 Spacer Assembly (consisting of 2 snap wrap spiders w/o ring, 2 collars with screws, & 1 spacer). For RRS150-RRS225: 1 Standard RRS Hub, 1 Standard RRSC Hub, & 1 Spacer Assembly (2 snap wrap siders w/o ring, 2 collars with screws, & 1 spacer).
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Item #

Description 

Bore Size 

Hub Style

Coupling Size

Keyway Size (W x D)

Length thru Bore

Outside Diameter

N/A RRS090 HUB 1" 1/4X1/8 KW N/A 1 in N/A 1 N/A RRS090 N/A 1/4 x 1/8 in N/A 0.810 in20.57 mm N/A 2.11 in53.59 mm
N/A RRS090 HUB 1/2 1/8X1/16 KW N/A 1/2 in N/A 1 N/A RRS090 N/A 1/8 x 1/16 in N/A 0.810 in20.57 mm N/A 2.11 in53.59 mm
N/A RRS090 HUB 3/4 3/16X3/32KW N/A 3/4 in N/A 1 N/A RRS090 N/A 3/16 x 3/32 in N/A 0.810 in20.57 mm N/A 2.11 in53.59 mm
N/A RRS090 HUB 5/8 3/16X3/32KW N/A 5/8 in N/A 1 N/A RRS090 N/A 3/16 x 3/32 in N/A 0.810 in20.57 mm N/A 2.11 in53.59 mm
N/A RRS090 HUB 7/8 3/16X3/32KW N/A 7/8 in N/A 1 N/A RRS090 N/A 3/16 x 3/32 in N/A 0.810 in20.57 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 1" 1/4X1/8KW N/A 1 in N/A 1 N/A RRS095 N/A 1/4 x 1/8 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 1-1/8 1/4X1/8KW N/A 1 1/8 in N/A 1 N/A RRS095 N/A 1/4 x 1/8 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 1/2 1/8X1/16KW N/A 1/2 in N/A 1 N/A RRS095 N/A 1/8 x 1/16 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 3/4 3/16X3/32 KW N/A 3/4 in N/A 1 N/A RRS095 N/A 3/16 x 3/32 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 5/8 3/16X3/32 KW N/A 5/8 in N/A 1 N/A RRS095 N/A 3/16 x 3/32 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 7/8 3/16X3/32KW N/A 7/8 in N/A 1 N/A RRS095 N/A 3/16 x 3/32 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS095 HUB 9/16 *3/16X3/32KW N/A 9/16 in N/A 1 N/A RRS095 N/A 3/16 x 3/32 in N/A 1 in25.4 mm N/A 2.11 in53.59 mm
N/A RRS099 HUB 1" 1/4X1/8KW N/A 1 in N/A 1 N/A RRS099 N/A 1/4 x 1/8 in N/A 1.060 in26.92 mm N/A 2.53 in64.26 mm
N/A RRS099 HUB 1-1/8 1/4X1/8 KW N/A 1 1/8 in N/A 1 N/A RRS099 N/A 1/4 x 1/8 in N/A 1.060 in26.92 mm N/A 2.53 in64.26 mm
N/A RRS099 HUB 3/4 3/16X3/32 KW N/A 3/4 in N/A 1 N/A RRS099 N/A 3/16 x 3/32 in N/A 1.060 in26.92 mm N/A 2.53 in64.26 mm
N/A RRS099 HUB 5/8 3/16X3/32 KW N/A 5/8 in N/A 1 N/A RRS099 N/A 3/16 x 3/32 in N/A 1.060 in26.92 mm N/A 2.53 in64.26 mm
N/A RRS099 HUB 7/8 3/16X3/32 KW N/A 7/8 in N/A 1 N/A RRS099 N/A 3/16 x 3/32 in N/A 1.060 in26.92 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 1" 1/4X1/8KW N/A 1 in N/A 1 N/A RRS100 N/A 1/4 x 1/8 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 1-1/4 1/4X1/8 KW N/A 1 1/4 in N/A 1 N/A RRS100 N/A 1/4 x 1/8 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 1-1/8 1/4X1/8KW N/A 1 1/8 in N/A 1 N/A RRS100 N/A 1/4 x 1/8 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 1/2 1/8X1/16 KW N/A 1/2 in N/A 1 N/A RRS100 N/A 1/8 x 1/16 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 3/4 3/16X3/32 KW N/A 3/4 in N/A 1 N/A RRS100 N/A 3/16 x 3/32 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 5/8 3/16X3/32KW N/A 5/8 in N/A 1 N/A RRS100 N/A 3/16 x 3/32 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 7/8 3/16X3/32KW N/A 7/8 in N/A 1 N/A RRS100 N/A 3/16 x 3/32 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
N/A RRS100 HUB 1-3/8 5/16X5/32K N/A 1 3/8 in N/A 1 N/A RRS100 N/A 5/16 x 5/32 in N/A 1.38 in35.05 mm N/A 2.53 in64.26 mm
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