Linear Motion Bushings
Source linear motion bushings from India's verified manufacturers and exporters on Himalay. Browse the full range for industrial and export applications.
About Linear Motion Bushings
Linear motion bushings are precision sliding elements that guide a shaft along a straight axis with low friction and controlled clearance. They are used in automation slides, CNC axes, packaging machinery, printers, and material-handling actuators where a load must translate smoothly along a hardened round rail. Unlike rotary plain bearings, they carry the running clearance over a long stroke and are typically specified by bore diameter, length, and the mating shaft tolerance. Variants commonly span recirculating ball bushings (steel ball trains in a hardened sleeve for high speed and low friction), self-lubricating composite plain bushings built to the ISO 3547 / DIN 1494 wrapped-bush family (steel-backed sintered bronze with a PTFE-lead overlay, often called DU-type), solid bronze and oilite sintered sleeves, and closed or open (slotted) housings for supported-rail designs. Materials and treatments are matched to duty: 52100 / case-hardened bearing steel for ball types, CuSn bronze or steel-backed PTFE composites for maintenance-free dry-running service, and 440C or coated shafting for corrosive lines. Self-lubricating composite grades can offer static load capacity into the range of roughly 140-250 N/mm2 depending on wall and overlay, which is one reason they often replace oil-impregnated sleeves where re-lubrication is impractical. Configuration covers bore tolerance (commonly ISO h6/H7-class fits to the shaft), surface roughness of the running face, sealing for contaminated environments, and dimensional inspection per drawing. Through Himalay, linear motion bushings from verified Indian manufacturers can be supplied with material traceability and EN 10204 3.1 certificates, dimensional and hardness reports, and REACH/RoHS declarations where specified, with packaging and CE/import documentation coordinated as part of the standard order flow.
