LMF40UU Linear Bearings

LMF40UU Linear Bearings
Part Number LMF40UU x 9
Number of Ball Columns 6 Y 14
dr 40 Z 8.1
D 60 Verticality of flange 20
L 80 Radial runout 20
D1 96 Dynamic Load Co(N) 2160
K 75 Static Load Cor(N) 4020
T 13 Weight(Kg) 1.06
φ 78    

LMF40 Linear Bearing | LMF40UU / LMF40OP Types Available

The LMF40 linear bearing is a heavy-duty flange-type precision linear motion component. Designed with an integrated flange for direct and stable mounting, it features low friction, large load capacity and reliable high-speed stability. Available in LMF40UU closed type and LMF40OP open type, this bearing provides durable and cost-effective linear motion solutions for heavy industrial automation and mechanical systems.

LMF40UU vs LMF40OP | Model Differences

LMF40UU (Closed Type): Adopts a fully closed double rubber sealing structure for full dust and contaminant protection. It locks internal lubrication effectively and supports long-term maintenance-free operation, suitable for standard workshops and dusty industrial environments with regular linear stroke movement.

LMF40OP (Open Type): Features an open hollow structure with built-in oil grooves for easy lubrication and fast heat dissipation. It minimizes heat accumulation during high-frequency continuous operation, ideal for long-stroke, high-speed and heavy-load precision linear motion applications.

Material Introduction

Bearing Steel Shell And Steel Balls: LMF40 linear bearings adopt high-quality bearing steel with professional heat treatment. High surface hardness and excellent wear resistance ensure stable heavy-load performance and ultra-smooth sliding, extending service life under continuous heavy-duty operation.

Engineering Plastic Retainer And Rubber Seals: High-toughness engineering plastic retainer enables flexible steel ball circulation with low noise and low running resistance. LMF40UU is fitted with wear-resistant rubber seals for reliable long-term dustproof and anti-fouling protection.

Product Features

Integrated flange design for fast and firm installation. Ultra-low friction ensures smooth and stable linear motion. High positioning accuracy and excellent motion repeatability. Dual structural designs adapt to diverse heavy-duty working conditions. Standard industrial size with outstanding structural stability.

Application Scenarios

LMF40 flange linear bearings are widely used in heavy-duty CNC machine tools, large automation sliding platforms, industrial robotic arms, heavy packaging machinery and automated production lines. LMF40UU fits conventional and dusty working environments; LMF40OP is perfect for high-speed, long-stroke and high-precision heavy-duty automation equipment.

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