BlackStar HS1 - Weld-On Hub 4-Bolt Flange Block The 150-S5M-550 is a timing

The 150-S5M-550 is a timing belt from D&D Global's Dura-Sure Torque - S5M Series line

Pitch Profile AT10 Pitch 10 mm Tooth Profile Trapezoidal Tooth Location Single Side Number of Teeth 121 Width 20mm Length 1210 mm Material Polyurethane Reinforcement Aramid (Kevlar) Color White/Gray Temperature Range -20°F to 158°F

0 lbf Static Load Rating (Cor) 2200

"text": "3/B124 is a banded v-belt used on industrial drives - fans and blowers

so a 293L100 from any major manufacturer shares the same dimensions and runs on the same pulleys/sheaves

BlackStar HS1 - Weld-On Hub 4-Bolt Flange Block The 150-S5M-550 is a timingThe BlackStar HS1 is a hub, manufactured from steel. Industrial grade hub component for power transmission applications including custom drive assemblies, coupling refurbishment, and equipment retrofits. Specifications Part Number HS1 Product Type Hub Material Steel Approx. Weight 17. 300 lbs Cross references: Browning HS1, Martin HS1