• Rexnord E_ES_ES-R Series Straight Bore Style-Stock Bore (HSB) Hubs size(s) 20 with a 4.00-inch outside barrel diameter for elastomeric couplings.

Technical Specifications

Keyway Width (in)	0.25 in
Product	Omega Hubs
Series	Hubs
Hub Style	Standard Bore (HSB)
Hub Bore Fit	Clearance
Hub Material	Steel
Hub Length (in)	2.06 in
Keyway Depth (in)	0.125 in
Hub Shoulder Diameter (in)	3.65 in
Hub Straight Bore Diameter [Max] (in)	1.126 in
Hub Barrel Outside Diameter (in)	4 in
Number of Keyways	1
Hub Straight Bore Diameter [Min] (in)	1.125 in
Hub Straight Bore Diameter [Nom] (in)	1.125 in
Number of Set Screws	1
Coupling Size	20
Coupling Type	Elastomeric

General Specifications

UPC	698210841508
Weight	7.40 LB
Packaged Length	9.00 IN
Packaged Width	6.00 IN
Packaged Height	9.00 IN
HTC	8483908010
Country of Origin	China