Linear Motion Guide Linear Bearings

Description

Linear Motion Guide Linear Bearings are designed to facilitate smooth and precise linear movement along a single axis. They achieve this by incorporating rolling elements, such as balls or rollers, between two bearing surfaces, which significantly reduces friction and allows for efficient motion.

Working Principle

Linear Motion Guide Linear Bearings operate by utilizing rolling elements that move along a track or guide. This design minimizes contact friction, allowing for precise and low-friction movement. The rolling elements can be either recirculating or non-recirculating, with recirculating designs enabling unlimited motion along the guide rail. These bearings are particularly useful because they distribute load evenly along the linear path, maintain alignment, and prevent stick-slip phenomena, which can cause irregular motion .

Applications

Linear Motion Guide Linear Bearings are widely used in applications requiring precise and smooth linear movement. Specific examples include robotic applications where linear ball bearings are employed for their high precision and versatility . They are also used in linear actuators and guideways, where maintaining alignment and minimizing friction are critical .

Advantages over other Linear Bearings

One of the significant advantages of Linear Motion Guide Linear Bearings is their low coefficient of friction, typically ranging from 0.005 to 0.01, which is much lower than other types of bearings. This low friction allows for smoother and more efficient motion. Additionally, because they are made of bearing steel, they have higher load capacities and can be preloaded for increased rigidity, which is beneficial in applications requiring high precision .

Limitations

A limitation of Linear Motion Guide Linear Bearings is that preloading, while increasing rigidity, also increases friction, which must be considered during the sizing process. This can affect the efficiency of the system if not properly accounted for .

Considerations

When selecting Linear Motion Guide Linear Bearings, several factors should be considered. Initial costs can vary depending on the type and size of the bearing. Operating expenses may include maintenance and lubrication, which are essential for ensuring durability and accuracy. The environment in which the bearings operate should also be considered, as contamination from dust and other particles can affect performance. Proper sealing or protective measures, such as bellows, may be necessary to prevent contamination .

50 Results
Linear Bearing Blocks -- RPG15HA--H0
from Rockford Ball Screw

Linear Bearing Blocks [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Length: 2.6
  • Bearing Width: 1.85
  • Dynamic Cap.: 1874
Linear Guideway -- Type EDH
from Hangzhou Chinabase Machinery Co., Ltd.

Ball Screw Set is now available. We can also provide you with roller chain and any chain attachments that you may need. In addition, we also offer OEM products – simply send us a drawing or sample and we'll provide you with a free quotation. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.34 to 2.36
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.58 to 3.86
Non-magnetic Components with High Hardness and Precision -- THK-NM1
from THK America, Inc.

THK-NM1 is a non-magnetic special alloy that has the degree of hardness necessary for bearings. Products made from this alloy offer excellent load rating, high precision, and low-friction motion in environments that require non-magnetic properties. It is also highly corrosion-resistant being... [See More]

  • Bearing Type: Linear Motion Guide
  • Special Bearing Materials: Non-magnetic Special Alloy
Linear Guideway -- Type EDW
from Hangzhou Chinabase Machinery Co., Ltd.

Ball Screw Set is now available. We can also provide you with roller chain and any chain attachments that you may need. In addition, we also offer OEM products – simply send us a drawing or sample and we'll provide you with a free quotation. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 2.05 to 3.54
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.58 to 3.86
Linear Guideway -- Type HDH
from Hangzhou Chinabase Machinery Co., Ltd.

Ball Screw Set is now available. We can also provide you with roller chain and any chain attachments that you may need. In addition, we also offer OEM products – simply send us a drawing or sample and we'll provide you with a free quotation. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.34 to 4.96
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 2.42 to 10.22
Linear Guideway -- Type HDW
from Hangzhou Chinabase Machinery Co., Ltd.

Ball Screw Set is now available. We can also provide you with roller chain and any chain attachments that you may need. In addition, we also offer OEM products – simply send us a drawing or sample and we'll provide you with a free quotation. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.85 to 6.69
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 2.42 to 10.22
Linear Guideway -- Type MDN
from Hangzhou Chinabase Machinery Co., Ltd.

Ball Screw Set is now available. We can also provide you with roller chain and any chain attachments that you may need. In addition, we also offer OEM products – simply send us a drawing or sample and we'll provide you with a free quotation. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.6693 to 1.26
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 0.8858 to 2.31
Linear Guideway -- Type MDW
from Hangzhou Chinabase Machinery Co., Ltd.

Ball Screw Set is now available. We can also provide you with roller chain and any chain attachments that you may need. In addition, we also offer OEM products – simply send us a drawing or sample and we'll provide you with a free quotation. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.9843 to 2.36
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.23 to 2.91
LM…LUU Linear Motion Bearings -- LM 20LUU
from WD Bearing Group

Linear bearings, manufactured with low cost, are used in limitless journey or used to work in column.As loading ball contacts the shaft at certain point, the bearing application loading capacity is quite small. With rotation of ball with a quite slight friction resistance, high-precise level... [See More]

  • Bearing Type: Linear Motion Guide
Linear guides
from Ewellix

Benefits: Easy to install with low maintenance. Flexibility to suit a variety of applications. Worldwide availability through Ewellix's distribution network. Features: Equipped with self-aligning bearings (ISO series 3). Easy to install and built up as linear table. Wide range of unit designs (ISO... [See More]

  • Bearing Type: Linear Motion Guide
  • Dynamic Cap.: 6744
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Static Cap.: 6294
Frelon® Lined Pillow Blocks, Closed Type Compensated Series – Inch -- BLAABX-PX04CCS
from Quality Bearings & Components

Frelon ® Lined. PILLOW BLOCKS-CLOSED TYPE – INCH. • Self-Aligning. • Anodized Aluminum Body 6061-T6. • Frelon ® Lined Aluminum Bearing. • Self-Lubricating. NOTE: For parallel shaft applications, use Compensated Series bearings. *Maximum speed is 400 ft/min.; maximum... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.19
  • Special Bearing Materials: Anodized Aluminum; Self Lubricating
  • Bearing Diameter: 0.2500
Carriage for Low Profile Linear Guide System -- DryLin® N
from igus® inc.

DryLin ® N - Low profile linear guide system NW-21-27-60P [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.06
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 118
Custom OEM Linear Washdown Products
from TPA Motion

Custom OEM Linear Washdown Products. Made in USA: South Carolina Facility. Size 43 Series. Height = 100 mm (3.95 inches). Width = 28 mm (1.10 inches). Size 28 Series. Height = 75 mm (2.95 inches). Width = 17 mm (0.67 inches). Size 43 Capable of moving up to 1000 lb payload [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.6693 to 1.1
  • Special Bearing Materials: Stainless; Bearing and Rail Assemblies; Corrosion Resistant.
  • Bearing Length: 59.06
Linear Bearing Guides
from NSK Americas

NSK Linear Guides are manufactured for superior linear motion. Various designs are offered in order to meet the diverse range of industries we serve. Special coatings, lubricants, accuracies and custom designs are available to meet the demanding needs of your specific applications. For... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Features: Clean Room
  • Special Bearing Materials: Stainless; Bearing and Rail Assemblies
Linear Motion Friction Guide -- FG115
from Accuride International, Inc.

The FG115 Friction Guide includes a lightweight, corrosion-resistant track and carriage to deliver smooth and silent linear movement to industrial applications. Tracks are available in 1m or 2m. Carriages are available in Auto-Adjust, Non-Adjust, and Manual Adjust options. Able to withstand harshest... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Housing: Rectangular
  • Dynamic Cap.: 899
  • Open Closed - Bushing: Open
Linear Bearings
from IBT Industrial Solutions

Industrial bearings have been a mainstay of the IBT Industrial Solutions business from the very beginning, when IBT was founded in Kansas City in 1949. With this legacy of service, you can be confident that you are working with the pros when you partner with IBT. Whether you are replacing an... [See More]

  • Bearing Type: Bushing (Ball); Linear Motion Guide; Linear Roller
Linear guides
from Ewellix

Benefits: Easy to install with low maintenance. Flexibility to suit a variety of applications. Worldwide availability through Ewellix's distribution network. Features: Light weight casted design. Wide range of unit designs including flange types. Units with or without seals. As a complement to the... [See More]

  • Bearing Type: Linear Motion Guide
  • Dynamic Cap.: 8430
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Static Cap.: 7194
Frelon® Lined Pillow Blocks, Closed Type Compensated Series– Metric -- BLAUBXMPMX08CCS
from Quality Bearings & Components

Frelon ® Lined. PILLOW BLOCKS-CLOSED TYPE – METRIC. • Self-Aligning. • Anodized Aluminum Body 6061-T6. • Frelon ® Lined Aluminum Bearing. • Self-Lubricating [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.26
  • Special Bearing Materials: Anodized Aluminum; Self Lubricating
  • Bearing Diameter: 0.3150
DryLin® W Double Rail, Square -- DryLin® W
from igus® inc.

4 dimensions Ø: 6, 10, 16, 20 mm [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.7100 to 1.67
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 118
High Temperature Linear Guide -- SBI
from TPA Motion

Standard SBI Series products are modified for high temperature environments. Polymer end caps are replace with all Aluminum end caps. Special surface treatments are applied such as Raydent, TDC, or TDNC. Suitable for temperatures up to 180 °C (356 °F). Industry standard sizes 15 to 65. Load... [See More]

  • Bearing Type: Linear Motion Guide
  • Dynamic Cap.: 1012 to 71936
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Housing: Rectangular
Linear guides
from Ewellix

Benefits: Suitable for harsh environments. Movement without stick-slip. Practically maintenance-free. Features: Optimised for vibration and shock loads. High static load carrying capacity. Dimensional interchangeable to linear ball bearings. Our linear plain bearings have the same dimensions as the... [See More]

  • Bearing Type: Linear Motion Guide
  • Dynamic Cap.: 7531
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Static Cap.: 26077
Frelon® Lined Pillow Blocks, Open Type Compensated Series– Inch -- BLAABX-PN08COS
from Quality Bearings & Components

Frelon ® Lined. PILLOW BLOCKS-OPEN TYPE – INCH. • Self-Aligning. • Anodized Aluminum Body 6061-T6. • Frelon ® Lined Aluminum Bearing. • Self-Lubricating. NOTE: For parallel shaft applications, use Compensated Series bearings. *Maximum speed is 400 ft/min.; maximum... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.5
  • Special Bearing Materials: Anodized Aluminum; Self Lubricating
  • Bearing Diameter: 0.5000
DryLin® W Individual Rail, Round -- DryLin® W
from igus® inc.

Three dimensions Ø: 10, 16, 20 mm [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Length: 157
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Height: 0.7087 to 1.77
Lightweight Ball Bearing Linear Guide -- HRC
from TPA Motion

Linear guide provides precision low friction guidance of payloads for machine and instruments applications. One or multiple bearing blocks can be mounted on a linear guide rail. Each bearing block has two rows of recirculating balls that engage the precision ground rail allowing almost frictionless... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.34 to 5.51
  • Special Bearing Materials: Stainless; Bearing and Rail Assemblies
  • Bearing Length: 2.19 to 7.95
Linear guides
from Ewellix

Benefits: Designed for maximum flexibility and ease of use. Units (single, tandem and quadruple) are available for practically every application. Worldwide availability through Ewellix's distribution network. Features: Self-aligning +/- 30 arc minutes and standard designs. Factory pre-lubricated,... [See More]

  • Bearing Type: Linear Motion Guide
  • Dynamic Cap.: 8430
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Static Cap.: 7194
Frelon® Lined Pillow Blocks, Open Type Compensated Series– Metric -- BLAUBXMPMN12COS
from Quality Bearings & Components

Frelon ® Lined. PILLOW BLOCKS-OPEN TYPE – METRIC. • Self-Aligning. • Anodized Aluminum Body 6061-T6. • Frelon ® Lined Aluminum Bearing. • Self-Lubricating [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.54
  • Special Bearing Materials: Anodized Aluminum; Self Lubricating
  • Bearing Diameter: 0.4724
Heavy Duty Linear Bearing -- DryLin® T
from igus® inc.

Linear guide carriage for extreme conditions (dirt, glue resins, chippings, mud, etc.). iglide ® J polymer sliding pads are mechanically fixed by metal end plates. Dimensions equivalent to the TW-01 design and can directly replace standard recirculating ball bearing guides [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.6700 to 1.26
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 78.74
Miniature Linear Guide -- MR
from TPA Motion

Miniature Linear Bearings (MR Series) provide precision low friction guidance of payloads for machine and instruments applications. One or multiple bearing blocks can be mounted on a linear guide rail. Each bearing block has two rows of recirculating balls that engage the precision ground rail... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.3150 to 2.36
  • Special Bearing Materials: Stainless; Bearing and Rail Assemblies; Corrosion Resistant.
  • Bearing Length: 0.4606 to 2.99
Linear Guide Block-Standard Type - Metric -- BBXBLKMHSR15A
from Quality Bearings & Components

LINEAR GUIDE BLOCK-STANDARD TYPE – METRIC. • Tapped Screw Holes. • Four-Bolt Type. • Heavy Load and Ultraheavy Load Types [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Length: 2.22
  • Bearing Width: 1.85
Lightweight Linear Guide -- DryLin® W
from igus® inc.

Everything in plastic now also applies to the DryLin ® W linear construction kit in size 06. The combination of the WSPC-06-30 double shaft profile, made of durable, high-strength carbon and a linear carriage made of self-lubricating dry-tech ® material make this innovative system extremely... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 2.13
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 2.36
Linear Guide System, Adjustable clearance -- DryLin® T
from igus® inc.

Sliding carriage with manually adjustable clearance. Maintenance-free, dry operation. Corrosion resistant. Hard-anodized aluminum rails. Standard bore pattern symmetrical C5 = C6 [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.85 to 4.29
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 157
Linear Guide System, Automatic -- DryLin® T
from igus® inc.

Self-adjusting carriage (automatic clearance adjustment). Maintenance-free, dry operation. Corrosion resistant. Hard-anodized aluminum rails. Standard bore pattern symmetrical C5 = C6 [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.85 to 3.54
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 157
Linear Guide System, Low-profile Guide -- DryLin® T
from igus® inc.

DryLin ® T miniature rail - linear system in compact design, 4 sizes, self-lubricating and maintance-free. Maintenance-free dry operation. Rugged gliding carriages, not adjustable. Carriage body made of zinc. Wear-resistant and replaceable gliding elements made of iglide ® J. Hard-anodized... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.6700 to 1.26
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 78.74
Linear Guide System, Manual clamp -- DryLin® T
from igus® inc.

Slide carriage with manual clamp for simple locking functions. Slide carriage with manually adjustable clearance. Maintenance-free, dry operation. Corrosion resistant. Hard-anodized aluminum rails. Standard bore pattern symmetrical C5 = C6. Plastic may creep over time resulting in decreased clamping... [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.5906 to 1.18
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 157
Low Profile Linear Guide System -- Drylin® N - .NK-02-80
from igus® inc.

Version 12 - coated with threaded hole [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 2.24
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 157
Low Profile Linear Guide System -- DryLin® N - NK-02-80
from igus® inc.

Version 02 - standard with threaded hole. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 2.24
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 157
Low Profile Linear Slide -- Drylin® NK-01-27
from igus® inc.

Low profile linear slide [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.5512
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 118
Low Profile Linear Slide -- NK-02-27
from igus® inc.

DryLin ® Low Profile Linear Slide [See More]

  • Bearing Type: Linear Motion Guide
  • Height: 0.3700
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Housing: Rectangular
Low-Profile Guide -- drylin® N NK-01-40
from igus® inc.

Low profile linear guide system NK-01-40 [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.9100
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.57
Low-Profile Guide -- drylin® N NK-02-40
from igus® inc.

Low profile linear guide system NK-02-40 [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.9100
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.57
Low-Profile Guide -- drylin® N NK-11-27-80
from igus® inc.

Low profile linear guide system NK-11-27-80 [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.5500
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 2.99
Low-Profile Guide -- drylin® N NK-12-27-80
from igus® inc.

Low profile linear guide system NK-12-27-80 [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.5500
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 2.99
Low-Profile Guide -- drylin® N NK-22-17-30
from igus® inc.

Flat. Self-lubricating. Low noise. Smooth operation. Typical application areas:Laboratory equipment, medical device technology, handling, electronics, etc. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.3800
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.18
Low-Profile Guide -- drylin® N NK-22-17-40
from igus® inc.

Low profile linear guide system [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.3800
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.57
Low-Profile Guide -- drylin® N NW-01-40P
from igus® inc.

Flat. Self-lubricating. Low noise. Smooth operation. Typical application areas: Laboratory equipment, medical device technology, handling, electronics, etc. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.9100
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.57
Low-Profile Guide -- drylin® N NW-02-40P
from igus® inc.

Flat. Self-lubricating. Low noise. Smooth operation. Clipped around. Typical applications:Laboratory equipment, medical device technology, handling, electronics, etc. [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.9100
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.57
Low-Profile Guide -- drylin® N NW-22-27-60P
from igus® inc.

Low profile linear guide system [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Length: 2.36
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Static Cap.: 132
Single Square Rail -- DryLin® W
from igus® inc.

Four dimensions: 6, 10, 16, 20 mm [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.7087 to 1.67
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 118 to 157
Square Linear Guides -- drylin® Q
from igus® inc.

Solid polymer bearing made of iglide ® J. Very light. Tolerates moments up to 3 Nm. Space saving. Torque resistant without 2nd guidance. Self-lubricating. Fits to square profile AWMQ-10. Optional available with manual clamp [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 0.8661
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 1.26
Stainless Steel Guide -- DryLin® W
from igus® inc.

W rail, double, Ø 0.39 inch (10 mm) [See More]

  • Bearing Type: Linear Motion Guide
  • Bearing Width: 1.02
  • Special Bearing Materials: Bearing and Rail Assemblies
  • Bearing Length: 118