12B-3 metric roller chain is a triple row British standard size roller chain. Nitro™ 12B-3 metric chain is manufactured to ISO 606, BS 228 & DIN 8187 industry strandards. Our chains are manufactured from quality raw materials that undergo precision heat treatment for added strength. Some of the chain components are shot peened, which increase the roller chain fatigue resistance.
12B-3 Roller Chain Dimensions
Inner Width (b1):11.68mm
Roller Diameter (d1):12.07mm
Overall Width (L):61.50mm
Pin Diameter (d2):5.72mm
Link Plate Height (h2):16.00mm
Link Plate Thickness (T):1.88mm
Transverse Pitch (Pt):19.46mm
Average Tensile Strength:22,487 lbs
Max Working Load:2,976 lbs
No. Of Pitches/Links Per 10 Feet:160
No. Of Connecting Links Included:1
Product Care & Maintenance
Maintenance and lubrication is crucial in the overall performance and life span of roller chain. Proper lubrication will reduce abrasion, chain wear, friction, noise and keep chains running cooler at higher RPM's. You can download the Nitro Roller Chain Care below.