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

782 products
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782 products
Linear Shaft made of 1060 Carbon Steel and of 50mm diameter, 400mm 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..
$469.21
Linear Shaft of 440 Stainless Steel with a 1.5" diameter and 36" 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..
$365.36
Linear Shaft made of 440 Stainless Steel and of 40mm diameter, 600mm length with RC 50 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings and ball bearings. The linear rail segment is pre-drilled for mounting, while the shaft is..
$661.33
Linear Shaft made of 1060 Carbon Steel and of 40mm diameter, 600mm 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..
$537.61
Linear Shaft made of 440 Stainless Steel and of 30mm diameter, 1000mm length with RC 50 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings and ball bearings. The linear rail segment is pre-drilled for mounting, while the shaft is..
$956.07
Linear Shaft made of 1060 Carbon Steel and of 30mm diameter, 1000mm 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..
$726.31
Linear Shaft made of 440 Stainless Steel and of 1.25" diameter, 36" length with RC 50 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings and ball bearings. The linear rail segment is pre-drilled for mounting, while the shaft is..
$868.97
Linear Shaft made of 1060 Carbon Steel and of 1.25" diameter, 36" 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..
$553.34
Linear Shaft made of 440 Stainless Steel and of 1.5" diameter, 24" length with RC 50 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings and ball bearings. The linear rail segment is pre-drilled for mounting, while the shaft is..
$693.70
Linear Shaft made of 1060 Carbon Steel and of 1.5" 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..
$432.03
Linear support rail and 2" diameter shaft - 24" 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..
$378.01
2 Inch Diameter Carbon steel linear shaft, precision case hardened and ground, fused to a low profile AISI C-1018 Steel Linear Support Rail. This Low Profile Linear Support Rail Assembly (LSRA) is 40% lower than regular assemblies. Length: 16" Not Drilled If standard mounting holes are required on the support..
$241.43
Ceramic-Coated Aluminum Feather-Weight Linear Shaft featuring a 2" diameter and 24" length, fused onto an Aluminum Alloy Linear Rail. This assembly is designed for the open variants of the Simplicity® self-lubricating plain slide linear bearings or other plain bearings. The linear rail segment is pre-drilled for easy mounting, while the..
$471.19
Pre-Drilled Linear Support Rail of 24" length, made for a 3" diameter linear shaft, sold separately. Cold Stamp manufactured from aluminum in the PBC Linear® factory in Roscoe, IL USA. Use open shell linear bearings on shafts fused with these support rails. Linear Support Rail only - Shafts sold separately..
$640.85
Linear support rail, undrilled, 24" in length and made for a 3" diameter linear shaft, sold separately.  Support Rail Only - Linear shafts sold separately Solid - Undrilled; Use PD product number variants for pre-drilled support rails PBC Linear® Quality: Made of cold stamped aluminum in the USA
$418.05
50mm Diameter Carbon steel linear shaft, precision case hardened and ground, fused to a low profile AISI C-1018 Steel Linear Support Rail. This Low Profile Linear Support Rail Assembly (LSRA) is 40% lower than regular assemblies. Length: 400mm Not Drilled If standard mounting holes are required on the support rail,..
$237.49
50mm diameter precision case hardened and ground steel shaft, with a matching 400mm length low profile LSR steel support rail. This assembly comes as a two-piece set with a separate shaft and support rail. You can bolt the shaft to the rail to save installation time. The shaft's lifespan can..
$224.32
Linear support rail and 1.5" 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..
$361.67
40mm Diameter Carbon steel linear shaft, precision case hardened and ground, fused to a low profile AISI C-1018 Steel Linear Support Rail. This Low Profile Linear Support Rail Assembly (LSRA) is 40% lower than regular assemblies. Length: 600mm Not Drilled If standard mounting holes are required on the support rail,..
$1,126.31
Linear Shaft made of 1060 Carbon Steel with a 2" diameter and 16" 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"..
$118.47

Linear Shafts (Shafting) and Support Rails

782 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.