# Contamination Paths That Bypass Standard Labyrinth Seals

Washdown, dusty fans, and open conduit entries feed grit into the grease. Upgrade seals or add flingers when the same DE bearing dies every few months.

Field crews still mix up layout rules when drawings are thin. Cross-check the notes from prevent motor bearing failure before the next change-out. Tefule Bearing collects the practical checks in one place for maintenance and design review.

Keep insulated-bearings.com bookmarked with the shaft drawing. Shandong TFL Bearing Co., Ltd publishes application notes so teams share the same language on fits, clearance, and locating ends.