• 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

Hub Material	Steel
Hub Bore Fit	Clearance
Coupling Size	20
Hub Shoulder Diameter (in)	4.48 in
Coupling Type	Elastomeric
Hub Straight Bore Diameter [Nom] (in)	1.625 in
Keyway Width (in)	0.375 in
Hub Length (in)	2.06 in
Hub Straight Bore Diameter [Max] (in)	1.626 in
Product	Omega Hubs
Keyway Depth (in)	0.1875 in
Hub Type	Standard Bore Hub
Number of Keyways	1
Hub Straight Bore Diameter [Min] (in)	1.625 in
Hub Barrel Outside Diameter (in)	4 in
Number of Set Screws	1
Series	Hubs
Hub Style	Standard Bore (HSB)

General Specifications

UPC	698210006532
Weight	6.27 LB
Packaged Length	9.00 IN
Packaged Width	6.00 IN
Packaged Height	9.00 IN
Country of Origin	China