Fein 41701007038 — genuine Fein grooved ball bearing. A precision grooved-ball bearing (single unit) specified by Fein for their oscillating/MultiMaster tool range; it’s the replacement bearing used on the rotor/shaft assembly to restore quiet, smooth rotation and reduce wobble.

Example Fein models this part is listed for: FSC 1.6 Q / FSC2.0 Q, FMM 250 Q (MultiMaster / FMT 250 variants) and FMM 350 Q. These parts diagrams and spare-parts lists show 41701007038 as the grooved ball bearing called out for the tool head/shaft assembly.

Notes: supplied as the single bearing (Fein item 41701007038, EAN 4014586128658) and intended as a direct replacement—match the part number on your machine’s spare-parts diagram to ensure correct fit before installation.