• Rexnord R10 Series Straight Bore Style-Stock Bore (HSB) Hubs size(s) 30R with a 4.130-inch outside barrel diameter and 2.28-inch length for elastomeric couplings.

Technical Specifications

Hub Barrel Outside Diameter (in)	4.13 in
Keyway Width (in)	0.625 in
Keyway Depth (in)	0.312 in
Hub Style	Standard
Coupling Style	Close Coupled
Coupling Type	Elastomeric
Number of Set Screws	2
Number of Keyways	1
Product	Wrapflex Shaft Hubs
Hub Material	Steel
Series	Hubs
Hub Bore Fit	Clearance Fit
Hub Set Screw Axial Location (in)	1.25 in
Keyway Fit	Commercial
Hub Type	R-Hub
Hub Straight Bore Diameter [Nom] (in)	2.375 in
Coupling Size	30R
Hub Length (in)	2.953 in
Hub Shoulder Diameter (in)	4.646 in
Hub Length through Bore (in)	2.28 in

General Specifications

UPC	782934151859
Weight	3.45 LB
Packaged Length	5.00 IN
Packaged Width	5.00 IN
Packaged Height	3.00 IN
Country of Origin	China