Hammer Low-floor medium-load fixed nylon wheel (roller bearing) 50 mm 550R-NRB50 1 piece

Catalogue number: 550R-NRB50 Features: ●The ball race diameter of the turning part is large, and the double wheels allow for smooth turning due to the mutual reversal action, and the use of flat wheels provides excellent running stability. Applications: ●For equipment that requires a low floor and heavy loads. Specifications: ●Wheel diameter D (mm): 50 ●Type: Fixed type ●Allowable load (daN): 150 ●Allowable load (kgf): 153 ●Wheel width (mm): 21 ●Mounting height H (mm): 77 ●Mounting seat A (mm): 70 ●Mounting seat B (mm): 74 ●Mounting pitch X (mm): 52 ●Mounting pitch Y (mm): 52 ●Mounting hole diameter P (mm): 8.8 ●Plate type ●Low floor type ●Fixed type ●Bearing included Material/Finish: ●Metal fittings: Steel ●Metal fittings surface treatment: Black trivalent chromium chemical conversion treatment ●Wheels: Nylon