• Rexnord R10 Series Straight Bore Style-Stock Bore (HSB) Hubs size(s) 40R with a 5.120-inch outside barrel diameter and 2.64-inch length for elastomeric couplings.

Technical Specifications

Keyway Width (in)	0.5 in
Hub Material	Steel
Keyway Depth (in)	0.188 in
Hub Shoulder Diameter (in)	5.906 in
Hub Length through Bore (in)	2.64 in
Hub Type	R-Hub
Hub Length (in)	3.465 in
Hub Style	Standard
Series	Hubs
Hub Straight Bore Diameter [Nom] (in)	1.875 in
Hub Barrel Outside Diameter (in)	5.12 in
Hub Bore Fit	Clearance Fit
Hub Set Screw Axial Location (in)	1.63 in
Coupling Type	Elastomeric
Product	Wrapflex Shaft Hubs
Number of Keyways	1
Keyway Fit	Commercial
Coupling Style	Close Coupled
Coupling Size	40R
Number of Set Screws	2

General Specifications

UPC	782934151866
Weight	14.00 LB
Packaged Length	6.00 IN
Packaged Width	6.00 IN
Packaged Height	4.00 IN
Country of Origin	China