#140-1R OCM Japanese Solid Bush Roller Chain 10ft Roll with Connecting Link ATTACHMENT CHAIN The seal is crimped in

The seal is crimped in place on the entire circumference of the outer ring

Outside Diameter = 23

Alloy Grade 8 SAE Flat Washers 1/4 -3/4

WITH FREE CONNECTING LINK

AVERAGE TENSILE STRENGTH:  48

#140-1R OCM Japanese Solid Bush Roller Chain 10ft Roll with Connecting Link ATTACHMENT CHAIN The seal is crimped inOCM Japanese Manufactured Competes with the world's best roller chains! 10FT of #140 Riveted Roller Chain Oil Port oriented + Solid Bush These holes, located on the inner side of the bushings away from bearing area, function as a reservoir for extra lubricant. This feature reduces chain wear and extend the chains operating life. Re Punched Link Holes OCM's repunching process removes the taper of hole. Both sides of the hole are parallel, better