Plain Linear Bearing - Square Flanged SFP08C 1/2" CompensatedSquare Flanged Plain Linear Bearing, standard sized, with a 1 2" compensated ID, and featuring a self lubricating FrelonGOLD bearing liner that operates effectively in harsh conditions, providing oil free operation. Compensated running clearance on the inner diameter 0. 0015 per side Spherical 'Self aligning' I. D. in the housing. Self aligning housing Standard Width Square Flange End Mount Closed housing with bearing Included Self Lubricating Bearing