Square Linear Bearings and Linear Rails

Square Linear Bearings & Square Linear Rails
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Square Linear Bearings and Square Linear Rails

Simplicity Square Linear Bearings offer a cost-effective solution by running on a single square shaft, eliminating the need for additional components and maintaining radial integrity. These versatile bearings can be mounted in any orientation, providing flexibility in system design. Crafted with durable aluminum alloy housings featuring a standard anodized finish, they ensure longevity and reliability. Utilizing standard bearing plugs, these square bearings are adjustable to maintain tight running clearances, ensuring optimal performance contingent upon shafting requirements. With characteristics akin to PBC Linear standard round Simplicity linear bearings, the Simplicity Square Linear Bearings offer self-lubricating properties, high load capacity, and a wide temperature range. Excelling in contaminated environments and offering high shock loading abilities with low wear rates, Simplicity Square Linear Bearings guarantee superior performance in diverse linear motion applications.  

Square Linear Bearing Features:

  • Range of Sizes: Available in 2-sided and 4-sided versions, allowing for custom fit and alignment. 
  • High Quality Material: Durable anodized aluminum housings with Frelon® lined 316 stainless steel bearing plugs. 
  • Maintenance-Free Operation: Self-lubricating Frelon liner with a wide temperature range from -400°F to +400°F. 
  • Shock and Vibration Resistant: Excellent resistance enhancing performance and lifespan. 
  • Mounting Flexibility: Multiple tapped mounting holes for easy installation in any orientation. 
  • Liner Options: Available with Frelon J or FrelonGOLD® liners for optimal performance. 


Square Stainless Steel Shaft Features:

  • Corrosion Resistant: Made from durable 304 stainless steel 
  • Ideal Balance of Strength & Weight: Features a standard wall thickness of approximately 0.120 inches 
  • Smooth & Efficient Running: Each shaft is meticulously buffed and polished for compatibility with Frelon® J square bearings. 
  • Wide Range of Application & Load Requirements: Available in both 1-inch and 1.5-inch diameter options 
  • Precise Fitting & Integration: Offers customizable length with options available up to 20 feet in length.

SB16 (Inch) Square Bearing Linear

SB16 (Inch) Square Linear Bearings

Simplicity Square Bearing SB16 has a 1” inside dimension and a standard length of 2.25”. The SB16 square bearings are available in 2-sided and 4-sided versions for options in adjustability.  The 2-sided version has Frelon® J pads on two inside sides, and adjustable bearing plugs on the other two sides for a total of four plugs. The 4-sided square bearing has adjustable plugs on all 4 sides giving it eight total plugs. 

NameSize (in)Adjustable SidesMAX Static Load (lbs)PriceShop Link
SB162E12920$96.06Shop Now
SB164E14920$97.47Shop Now

SBL16 (Inch) Square Bearing Linear

SBL16 (Inch) Square Extended Length Linear Bearings

Simplicity Square Linear Bearing SBL16 has a 1” inside dimension with an extended length of 4”. This extended length allows for longer cantilever arms. The SBL16 square bearings are available in 2-sided and 4-sided versions for options in adjustability. The 2-sided variant features Frelon® J pads on two sides and adjustable bearing plugs on the remaining two sides, totaling four plugs. In contrast, the 4-sided square bearing includes adjustable plugs on all four sides, providing eight plugs. 

NameSize (in)Adjustable SidesMAX Static Load (lbs)PriceShop Link
SBL162E12920$107.20Shop Now
SBL164E14920$107.20Shop Now

SB24 (Inch) Square Bearing Linear

SB24 (Inch) Square Linear Bearings

Simplicity Square Linear Bearing SB24 has a 1.5” inside dimension and a standard length of 3.125”. The SB24 square bearings offer both 2-sided and 4-sided versions. In the 2-sided variant, Frelon® J pads are positioned on two sides, while adjustable bearing plugs occupy the remaining two sides, totaling four plugs. Conversely, the 4-sided square bearing features adjustable plugs on all four sides, resulting in eight plugs. 

NameSize (in)Adjustable SidesMAX Static Load (lbs)PriceShop Link
SB242E1.50021,840$181.37Shop Now
SB244E1.50041,840$184.00Shop Now

SBL24 (Inch) Square Bearing Linear

SBL24 (Inch) Square Double Length Linear Bearings

The Simplicity Square Bearing SBL24 features a 1.5” inside dimension and an extended length of 5”, accommodating longer cantilever arms. Available in both 2-sided and 4-sided versions, these square bearings offer adjustability options. In the 2-sided variant, Frelon® J pads are positioned on two sides, while adjustable bearing plugs are located on the remaining two sides, totaling four plugs. Similarly, the 4-sided square bearing includes adjustable plugs on all four sides, providing eight plugs. 

NameSize (in)Adjustable SidesMAX Static Load (lbs)PriceShop Link
SBL242E1.50021,840$202.41Shop Now
SBL244E1.50041,840$202.41Shop Now

PST16 1 inch Square Stainless Steel Shaft

PST16 1 inch Square Stainless Steel Shaft

This square 304 series stainless-steel shaft has 1” square sides and is available in lengths up to 20 feet. 

NameShaft Length (in)Shaft Diameter (in)Compatible BearingsPriceShop Link
PST16-0012.000121SB16 and SBL16$28.53Shop Now
PST16-0024.000241SB16 and SBL16$57.07Shop Now
PST16-0036.000361SB16 and SBL16$85.60Shop Now
PST16-0048.000481SB16 and SBL16$114.13Shop Now
PST16-0060.000601SB16 and SBL16$142.68Shop Now
PST16-0072.000721SB16 and SBL16$171.21Shop Now

PST24 1.5 inch Square Stainless Steel Shaft

PST24 1.5 inch Square Stainless Steel Shaft

This square 304 series stainless-steel shaft has 1.5” square sides  and is available in lengths up to 20 feet. 

NameShaft Length (in)Shaft Diameter (in)Compatible BearingsPriceShop Link
PST24-0012.000121.500SB24 and SBL24$53.24Shop Now
PST24-0024.000241.500SB24 and SBL24$106.48Shop Now
PST24-0036.000361.500SB24 and SBL24$159.72Shop Now
PST24-0048.000481.500SB24 and SBL24$212.96Shop Now
PST24-0060.000601.500SB24 and SBL24$266.20Shop Now
PST24-0072.000721.500SB24 and SBL24$319.44Shop Now