1. Product Overview The 6205-2RSH/C3LHT23 is single row deep groove ball bearing equipped with double low-friction RSH reinforced NBR contact rubber seals, C3 enlarged radial clearance and pre-filled LHT23 special lithium-based wide-temperature grease. RSH low-friction lip seals block dust, water mist and splashing liquid for damp, polluted working environments. C3 clearance reserves thermal expansion space to avoid seizure under continuous high-speed heating. LHT23 grease