U.S. Tsubaki Power Transmission, LLC
U.S. Tsubaki Holdings, Inc.
Corporate Headquarters
301 E. Marquardt Dr.
Wheeling, IL 60090 USA

Toll Free: 800.323.7790
Phone: 847.459.9500
Fax: 847.459.9515
Email: sales@ustsubaki.com
Website: www.ustsubaki.com
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Steel Split Hub
Length through bore can be determined by adding plate thickness to hub length.

U.S. Tsubaki Steel Split Sprocket Hubs are designed to integrate with "A" style sprockets. The primary advantage in utilizing Steel Split Hubs is to allow for ease of installation and removal of a given sprocket for applications that are limited in space, or require more frequent maintenance. When selecting a Steel Split Sprocket Hub, please reference the Sprocket Size for Instant Hub chart to determine the minimum pitch and tooth count for a given Steel Split Hub.
Steel Split Sprocket
Unit of Measure
1 

Item #

Bore

Hub O. D.

Hub Length

Bolts

Weight

Quantity
S-1B N/A 0.750 to 1.500 in N/A 3.125 in N/A N/A 3/8 x 2 1/4 in N/A 1.800 lb
S-2B N/A 1.375 to 2.250 in N/A 4.375 in N/A N/A 1/2 x 3 in N/A 4.000 lb
S-3B N/A 2.000 to 3.000 in N/A 6.000 in N/A N/A 5/8 x 4 1/2 in N/A 8.400 lb
S-4B N/A 2.750 to 4.000 in N/A 7.625 in N/A N/A 3/4 x 5 1/2 in N/A 14.400 lb
S-5B N/A 3.750 to 5.000 in N/A 9.250 in N/A N/A 1 x 6 in N/A 27.700 lb
S-6B N/A 4.750 to 6.000 in N/A 10.250 in N/A N/A 1 x 6 1/2 in N/A 35.400 lb
Unit of Measure
1