Durga Bearings Pvt. Ltd offers P-Type Constant Pre-Load Bearing. Durga Bearings Pvt. Ltd is an ISO 9001:2000 awarded company. Durga Bearings Pvt. Ltd offers various types of Tapered roller bearings, bearings, drawn cup needle bearings, slewing rings, needle roller bearings, track rollers, ball bearings and housed units etc. P-Type Constant Pre-Load Bearing is mounted in conjunction with either a single or double row bearing.This single row bearing has an extended outer ring, housing a number of springs. As the outer race is free to slide in the housing, the spring force ensures that a constant bearing system preload is maintained despite thermal expansion due to varying temperature conditions.