All Product Types > INDUSTRIAL MOTION PRODUCTS > Couplings & Power Transmission Parts Catalog > Jaw Couplings > RRS / RRSC Type (Radially Removable Spacer) Components > RRS & RRSC Type Hubs without Keyway - Inch (Imperial) Bores > Part Number 68514445290  

Part Number 68514445290, RRS & RRSC Type Hubs without Keyway - Inch (Imperial) Bores

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  • 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).




Specifications  · Dimensional Data  · Performance Data  · Spider Performance  · Notes

Specifications

Description 
RRS225-HUB-3/4-NKW

Hub Style
4

Coupling Type
Jaw

Material
Cast Iron

Color
Metallic/Gray

Elastomeric Member
SOX (NBR) Rubber

Weight
9.11 lb


Dimensional Data

Bore Size 
3/4 in

Coupling Size
RRS225

Thread (Dimension T)
1/2-13

Keyway Size (W x D)
No Keyway

Length thru Bore
2.180 in
55.37 mm

Outside Diameter
5.00 in
127.00 mm

Min. Bore (Dimensions ID1/ID2)
0.750 in
19.00 mm

Max. Bore (Dimensions ID1/ID2)
2.625 in
67 mm

Hub Length
3.060 in
77.72 mm

Dimension CD
5.620 in
142.75 mm

Dimension CL
0.120 in
3.05 mm

Dimension SL
1.000 in
25.40 mm

Cubic inches
76.50000 in³


Performance Data

Nominal Torque
2340 in·lb

Max. Speed
3600.00 rpm


Spider Performance
  • Nitrile Butadiene (Buna N) Rubber is a flexible elastomer material that is oil resistant, resembles natural rubber in resilience and elasticity and operates effectively in temperature range of -40° to 212° F (-40° to 100° C). Good resistance to oil. Standard elastomer. (Also applies to SXB Cushions.)


Notes

Notes 
  • RRS inch hubs are standard with two set screws, including those with No Keyway.
  • RRS inch hubs are standard with two set screws and are drilled to accept retaining collar. Collars are supplied with spacers.


 DOWNLOADS 

Jaw Type Catalog (pdf catalog)

Installation Instructions for RRS/RRC Couplings

Installation Video for RRS/RRC Couplings