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
Pre-Drilled Linear Support Rail of 600mm length, made for a 16mm diameter linear shaft, sold separately. Cold Stamp manufactured from aluminum in the PBC Linear® factory in Roscoe, IL USA. Use Open Linear Bearings on shafts fused with these support rails. Linear Support Rail only - Shafts sold separately Pre-Drilled..
$167.82
Linear Shaft made of 440 Stainless Steel and of 12mm diameter, 360mm length with RC 50 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings or ball bearings. The linear rail segment is pre-drilled for mounting, while the shaft is..
$182.55
Linear Shaft made of 1060 Carbon Steel and of 12mm diameter, 360mm 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..
$147.96
Linear Shaft of 440 Stainless Steel with a 1/2" diameter and 24" 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..
$66.24
Pre-Drilled Low Profile Steel Linear Support Rail for Shafts of 2" Diameter. Linear rail length is 18" Linear Support Rail Length: 16" Pre-Drilled with industry standard hole spacing Low Profile: 40% lower than other support rails AISI C-1018 Carbon Steel (0.18% carbon w/ high strength and ductility) Supports a Linear..
$62.00
Low Profile Steel Linear Support Rail for Shafts of 2" Diameter. Linear rail length is 12" Linear Support Rail Length: 12" Low Profile: 40% lower than other support rails AISI C-1018 Carbon Steel (0.18% carbon w/ high strength and ductility) Supports a Linear Shaft of Diameter: 2" Consult Configuration CAD..
$23.69
Pre-Drilled Low Profile Steel Linear Support Rail for Shafts of 1.5" Diameter. Linear rail length is 24" Linear Support Rail Length: 24" Pre-Drilled with industry standard hole spacing Low Profile: 40% lower than other support rails AISI C-1018 Carbon Steel (0.18% carbon w/ high strength and ductility) Supports a Linear..
$71.91
Low Profile Steel Linear Support Rail for Shafts of 1.5" Diameter. Linear rail length is 24" Linear Support Rail Length: 24" Low Profile: 40% lower than other support rails AISI C-1018 Carbon Steel (0.18% carbon w/ high strength and ductility) Supports a Linear Shaft of Diameter: 1.5" Consult Configuration CAD..
$47.24
Pre-Drilled Linear Support Rail of 12" length, made for a 1" diameter linear shaft, sold separately. Cold Stamp manufactured from aluminum in the PBC Linear® factory in Roscoe, IL USA. Use Open Linear Bearings on shafts fused with these support rails. Linear Support Rail only - Shafts sold separately Pre-Drilled..
$84.81
Linear Support Rail of 12" length, ready to fuse a linear shaft of 1" diameter, sold separately, on which open shell bearings are needed. The rail is made of aluminum, cold stamp manufactured in the PBC Linear® factory in Roscoe, IL USA Not Drilled - Choose the PD part numbers..
$46.38
Solid Linear Shaft of Ceramic Coated Aluminum, 30mm 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..
$26.76
Linear Shaft made of 440 Stainless Steel and of 1/2" diameter, 12" length with RC 50 Hardness™, fused onto an aluminum alloy linear rail, designed for open bearing variants of Simplicity® self-lubricating plain linear bearings or ball bearings. The linear rail segment is pre-drilled for mounting, while the shaft is..
$157.59
Linear Shaft made of 1060 Carbon Steel and of 1/2" diameter, 12" 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..
$105.03
16mm 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: 300mm Not Drilled If standard mounting holes are required on the support rail,..
$66.57
5/8 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: 12" Not Drilled If standard mounting holes are required on the support..
$75.65
Carbon steel linear shaft of 16mm diameter, precision case hardened and ground, with a matching 300mm 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..
$79.97
Linear Shaft of 440 Stainless Steel, 12mm 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™..
$70.25
Linear Shaft of hardened carbon steel, 12mm diameter, 600mm length, made in the USA by PBC Linear® as Simplicity® 60 Plus steel. Featuring an optimized surface finish that enhances the performance of linear bearings such as self-lubricating plain bearings, ball bearings, roller bearing pillow blocks, and guide carriages. Solid, not..
$21.12
Pre-Drilled Low Profile Steel Linear Support Rail for Shafts of 1" Diameter. Linear rail length is 36" Linear Support Rail Length: 36" Pre-Drilled with industry standard hole spacing Low Profile: 40% lower than other support rails AISI C-1018 Carbon Steel (0.18% carbon w/ high strength and ductility) Supports a Linear..
$74.67
Undrilled Linear Support Rail, 24" in length and made for a 1/2" diameter linear shaft, sold separately. Support rail is defined as that which enables shafts to handle significantly heavier loads without sagging or causing binding in the bearings. Produced by PBC Linear® in Roscoe, IL, USA using advanced cold..
$61.33

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.