PBC Linear Shafting and Rails

Linear Shafts (Shafting) and Support Rails

Linear Shafts and Support Rails prevent linear bearing binding from shaft sag in high-load applications. Our shafts, rails, and assemblies come in various combinations of 1060 carbon steel (RC60 Hardness™), 440 stainless steel (RC50 Hardness™), and feather-light ceramic-coated aluminum. The shafts—solid or pre-drilled—feature an optimized finish for quick break-in with self-lubricating plain linear bearings, ensuring minimal maintenance and extended machinery lifespan, with straightness tolerances of 0.001"-0.002" per foot in standard or custom lengths. The assemblies, offered as fused shaft-rail units or separate components ready to bolt together, can be mounted vertically or horizontally for versatile, economical performance. Support blocks are also available.

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Linear Shafts (Shafting) and Support Rails

685 products
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685 products
Square Linear Shaft of 1" diameter and a length of 12", made of 304 stainless steel, known for high corrosion resistance. Buffed and polished to provide an excellent running surface for self-lubricating Frelon®J lined square bearing plugs and pads. Part Number PST16-012-000 Bearing Type Stainless Steel Square Shafting Diameter 1"..
$32.86
Linear Shaft of 440 Stainless Steel with a 1" diameter and 12" length, featuring an optimized surface finish for self-lubricating Simplicity® plain linear bearings and linear ball bearings. Made in the USA by PBC Linear® as RC 50 Plus™ hardened stainless steel, the shaft is not drilled nor tapped. You..
$66.65
Solid Linear Shaft of Ceramic Coated Aluminum, 3/4" diameter, 36" length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$58.37
Solid Linear Shaft of Ceramic Coated Aluminum, 1/4" diameter, 6" length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$5.62
Linear Shaft Support Block made of Steel with 3/4" Diameter Part Number LSB12 Diameter 3/4" Shaft Type Steel End Support Block
$45.02
Linear Shaft Support Block made of Steel with 1 Inch Diameter Part Number LSB16 Diameter 1" Shaft Type Steel Shaft End Support Block
$51.41
Linear Shaft made of 1060 Carbon Steel with a 1.5" diameter and 36" length, rated Class L for Precision Tolerance and Standards Compliance. Made in the USA by PBC Linear® as RC 60 Plus case-hardened steel, the shaft is not drilled nor tapped, but you can click "Configure & Quote"..
$136.32
Linear support rail and 1" diameter shaft - 36" in length - made from a single piece of feather-weight ceramic-coated aluminum. This one-piece gliding surface assembly is designed for self-lubricating Simplicity® linear bearings with FrelonGOLD® liners, which perform exceptionally in extreme conditions like dirt, heat, and vibration. The linear rail..
$267.12
Solid Linear Shaft of Ceramic Coated Aluminum, 1.5" diameter, 36" length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$101.03
Linear Shaft of 440 Stainless Steel, 25mm diameter, 600mm length, made in the USA by PBC Linear®, featuring RC 50 Plus™ hardness and an optimized surface finish that enhances the performance of linear bearings such as self-lubricating plain bearings, ball bearings and guide carriages, especially those with Gliding Surface Technology™..
$145.48
Linear Shaft made of 1060 Carbon Steel and of 3/4" diameter, 24" length with RC 60 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings, ball bearings, or roller bearings. The linear rail segment is pre-drilled for mounting, while the..
$258.50
Linear Shaft of 440 Stainless Steel, 20mm diameter, 600mm length, made in the USA by PBC Linear®, featuring RC 50 Plus™ hardness and an optimized surface finish that enhances the performance of linear bearings such as self-lubricating plain bearings, ball bearings and guide carriages, especially those with Gliding Surface Technology™..
$103.63
Solid Linear Shaft of Ceramic Coated Aluminum, 1" diameter, 36" length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$61.16
Linear Shaft of 440 Stainless Steel, 16mm diameter, 600mm length, made in the USA by PBC Linear®, featuring RC 50 Plus™ hardness and an optimized surface finish that enhances the performance of linear bearings such as self-lubricating plain bearings, ball bearings and guide carriages, especially those with Gliding Surface Technology™..
$92.73
Solid Linear Shaft of Ceramic Coated Aluminum, 1/2" diameter, 12" length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$12.11
Linear Shaft made of 1060 Carbon Steel with a 1/4" diameter and 12" length, rated Class L for Precision Tolerance and Standards Compliance. Made in the USA by PBC Linear® as RC 60 Plus case-hardened steel, the shaft is not drilled nor tapped, but you can click "Configure & Quote"..
$9.00
Square Linear Shaft of 1" diameter and a length of 36", made of 304 stainless steel, known for high corrosion resistance. Buffed and polished to provide an excellent running surface for self-lubricating Frelon®J lined square bearing plugs and pads. Part Number PST16-036-000 Bearing Type Stainless Steel Square Shafting Diameter 1"..
$98.57
Linear Shaft End Support Block for a 2" diameter shaft Part Number NSB32 Diameter 2" Shaft Type Aluminum End Support Block
$80.87
Linear Shaft End Support Block for a 1" diameter shaft Part Number NSB16 Diameter 1" Shaft Type Aluminum End Support Block
$43.47
Pre-Drilled Linear Shaft of Ceramic Coated Aluminum, 8mm diameter, 300mm length. This feather-weight yet strong shaft boasts RC70 hardness, superior corrosion resistance, non-magnetic properties, vibration resistance, and immunity to weld splatter, paints, and contaminants. It’s crafted exclusively for plain bearings like Simplicity® self-lubricating linear bearings, not for linear ball bearings..
$32.73
685 products

Linear Shafts (Shafting) and Support Rails

685 products
Linear Shafts and Support Rails prevent linear bearing binding from shaft sag in high-load applications. Our shafts, rails, and assemblies are sold in various combinations of 1060 carbon steel (RC60 Hardness™), 440 stainless steel (RC50 Hardness™), and feather-light ceramic-coated aluminum. The shafts—solid or pre-drilled—feature an optimized finish for quick break-in with self-lubricating plain linear bearings, ensuring minimal maintenance and extended machinery lifespan, with straightness tolerances of 0.001"-0.002" per foot in standard or custom lengths. The assemblies, offered as fused shaft-rail units or separate components ready to bolt together, can be mounted vertically or horizontally for versatile, economical performance. Support blocks are also available.
  • Material Options: 1060 carbon stee, 440 stainless steel or ceramic-coated aluminum
  • Solid or pre-drilled, 0.001"-0.002" per foot straightness, optimized for self-lubricating bearings
  • Fused or bolt-together units, mountable vertically or horizontally.