Xiamen Dongfeng Bearing Mechanical & Electrical Co., Ltd.
Linear Bearing

Linear Bearing

Linear ball bearings in LM, LME, and LMF series, available in open and closed configurations from 3 mm to 80 mm bore diameter. Chrome steel (SUJ2) and stainless steel variants support stroke-intensive applications in packaging machinery, 3D printers, and medical equipment.

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LM Series Linear Ball Bearing Bush LM16UU linear ball bearing
Normal / H5

LM Series Linear Ball Bearing Bush

Chrome steel linear ball bearing bush covering shaft diameters 6–60 mm, available in open and closed types. Recirculating ball retainer design delivers smooth, low-friction linear travel for CNC, automation, and general machinery.

Normal / H5
6 mm – 60 mm
MOQ 100View
LME Series Metric Flange Linear Bearing LME20UU flange bearing
Normal / H5 on request

LME Series Metric Flange Linear Bearing

European metric flanged linear bearing with open-type clearance slot, designed for bolt-on mounting into standard LME housings. Covers shaft diameters 8–60 mm, chrome steel construction, drop-in replacement for SKF LMEF, INA KGNOZ, and equivalent European series.

Normal / H5 on request
8 mm – 60 mm
MOQ 100View
SC Series Linear Motion Plain Bearing Bush SC20 plain bearing bush
Standard Grade

SC Series Linear Motion Plain Bearing Bush

SC Series plain (sleeve) linear bearing with PTFE-impregnated bronze bushing replacing the ball circuit — contamination-tolerant, shock-resistant, and rated to 200°C. Covers shaft diameters 6–60 mm, ideal for foundry, woodworking, packaging, and high-temperature industrial equipment where ball bearings fail.

Standard Grade
6 mm – 60 mm
MOQ 100View
LMF Series Square Flange Linear Ball Bearing LMF16UU square flange bearing
Normal / H5

LMF Series Square Flange Linear Ball Bearing

LMF Series square-flange linear ball bearing with 4-bolt square mounting pattern for JIS B 1185 standard housings. GCr15 chrome steel with PA66-GF retainer delivers 1,370 N dynamic load at LMF16UU. Designed for CNC router, 3D printer, and automation frames using square aluminum extrusion housings.

Normal / H5
6 mm – 50 mm
MOQ 100View
LMK Series Double-Length Linear Ball Bearing LMK16UU double length bearing
Normal / H5

LMK Series Double-Length Linear Ball Bearing

LMK Series double-length square-flange linear ball bearing with two independent ball recirculation circuits, delivering 2,350 N dynamic load at LMK16UU and 60% longer rated travel life. Designed for packaging machinery, textile equipment, and high-duty reciprocating axes where standard single-circuit bearings wear prematurely.

Normal / H5
6 mm – 50 mm
MOQ 100View
LMUU Series Sealed Extended-Length Linear Bearing LMUU16 sealed linear bearing
Standard Grade

LMUU Series Sealed Extended-Length Linear Bearing

LMUU Series sealed extended-length linear bearing with double-lip rubber seals and labyrinth groove, reducing dust ingress by 95% versus open-type bearings. Extended sleeve increases ball count by 40%, delivering 1,580 N dynamic load at LM16UU. Designed for woodworking CNC, stone cutting, and recycling machinery in contaminated environments.

Standard Grade
6 mm – 60 mm
MOQ 100View
KH Series Pillow Block Linear Bearing Housing Unit KH pillow block linear bearing
Standard Grade

KH Series Pillow Block Linear Bearing Housing Unit

KH Series pillow block linear bearing housing unit with pre-installed LM bearing in cast aluminum housing. Bolt-on installation eliminates press-fit tooling; tool-free bearing replacement takes 5 minutes. Self-aligning ±3° compensates shaft misalignment. Covers shaft diameters 8–50 mm for packaging, conveyor, and medical equipment.

Standard Grade
8 mm – 50 mm
MOQ 100View