#12 x 3" Shaft Sure-Flex® Coupling Half 12S-FLNG-3"-3/4X3/8KW

S flanges are made of high strength cast iron and are bored-to- size for a slip fit on standard shafts.

S flanges are easy to install, are readily available from stock in a wide range of popular bore sizes, and are supplied with two set screws at 90°.

The S Type coupling consists of two flanges and one sleeve.

Sizes 13, 14 and 16 RSB flanges are suitable for reboring and have two set screws at 90°.

Sizes 5-12 RSB flanges have no set screws.

Metric Bore / Keyway per DIN specifications.

Spacing between shafts should be greater than 1/8 inch and less than OAL minus the sum of the two bore dimensions.

Timken Lovejoy Master Catalog

S-Flex Coupling Installation Guide

Shaft diameter 3"

Series #12

Material Cast iron

Keyway size 3/4 x 3/8"

Coupler type Sure-flex coupler

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