BlackStar 2BK160H - QD Sheave L3 Seal "name": "What does the 3M

"name": "What does the 3M in 1863-3M-06 mean

1050K9 Micro-V Belt

"text": "The 2/C80 is used for high-shock and high-vibration drives

"name": "How many ribs does 1140K13 have

"text": "270J11 has 11 ribs

BlackStar 2BK160H - QD Sheave L3 Seal "name": "What does the 3MThe BlackStar 2BK160H is a 2 groove QD sheave for B section V belts, manufactured from cast iron. Requires an QD Type H Bushing (sold separately) to mount to your shaft. Quick disconnect design allows fast install and removal. Specifications Part Number 2BK160H Product Type QD Sheave Number of Grooves 2 Belt Profile B Section V Belt Bushing Required QD Type H Bushing Material Cast Iron Pitch Diameter 16. 0" Outside Diameter 16. 34" Compatible Belts A,