• 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

Coupling Style	Close Coupled
Hub Material	Steel
Hub Set Screw Axial Location (in)	1.25 in
Number of Set Screws	2
Keyway Depth (in)	0.125 in
Hub Style	Standard
Hub Type	R-Hub
Hub Barrel Outside Diameter (in)	4.13 in
Keyway Width (in)	0.25 in
Hub Length (in)	2.953 in
Hub Bore Fit	Clearance
Series	Hubs
Coupling Type	Elastomeric
Hub Straight Bore Diameter [Nom] (in)	1.125 in
Coupling Size	30R
Product	Wrapflex Shaft Hubs
Keyway Fit	Commercial
Hub Length through Bore (in)	2.28 in
Number of Keyways	1
Hub Shoulder Diameter (in)	4.646 in

General Specifications

UPC	698210618179
Weight	8.90 LB
Packaged Length	9.00 IN
Packaged Width	6.00 IN
Packaged Height	9.00 IN
HTC	8483908010
Country of Origin	China