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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778 products
Pre-drilled linear shaft of 440C stainless steel, 16mm diameter, 300mm length. The round shaft features RC 50 Plus™ hardness, Class L diameter tolerance, and an optimized surface finish for Simplicity® self-lubricating plain linear bearings and linear ball bearings. Mounting holes are spaced 150mm center to center, with the first hole..
$82.84
Pre-Drilled Linear Shaft of 1060 Carbon Steel with a 12mm diameter and 600mm length, rated Class L for top-tier precision tolerance and standards compliance, and featuring Simplicity® RC 60 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or..
$120.82
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 2" diameter and 48" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$1,230.84
Pre-Drilled Linear Shaft of 1060 Carbon Steel with a 12mm diameter and 300mm length, rated Class L for top-tier precision tolerance and standards compliance, and featuring Simplicity® RC 60 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or..
$60.41
Pre-drilled linear shaft of 1060 carbon steel, 3" diameter, 48" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 8" apart, starting 4" from one end...
$1,386.84
Pre-drilled linear shaft of 1060 carbon steel, 3" diameter, 24" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 8" apart, starting 4" from one end...
$693.42
Pre-drilled linear shaft of 1060 carbon steel, 3" diameter, 36" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 8" apart, starting 4" from one end...
$1,040.13
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 2" diameter and 60" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$1,538.56
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 3/4" diameter and 6" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$42.75
Pre-drilled linear shaft of 1060 carbon steel, 1" diameter, 36" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 6" apart, starting 3" from one end...
$190.98
Pre-drilled linear shaft of 1060 carbon steel, 2" diameter, 36" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 8" apart, starting 4" from one end...
$428.19
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 1.5" diameter and 48" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$670.91
Pre-drilled linear shaft of 1060 carbon steel, 3/4" diameter, 36" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 6" apart, starting 3" from one end...
$170.49
Pre-drilled linear shaft of 1060 carbon steel, 1" diameter, 24" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 6" apart, starting 3" from one end...
$127.32
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 1" diameter and 12" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$103.27
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 0.625" diameter and 36" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$257.73
Pre-drilled linear shaft of 1060 carbon steel, 2" diameter, 16" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 8" apart, starting 4" from one end...
$190.31
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 1.5" diameter and 18" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$251.59
Pre-drilled linear shaft of 1060 carbon steel, 1" diameter, 36" length, made in the USA by PBC Linear® from RC 60 Plus™ case-hardened steel. Rated Class L for the highest level of precision tolerance and standards compliance, the shaft has mounting holes spaced 8" apart, starting 4" from one end...
$270.04
Pre-Drilled Linear Shaft of 440 Stainless Steel with a 0.625" diameter and 16" length, made in the USA by PBC Linear® with Simplicity® RC 50 Plus Hardness™. Pre-drilled with industry-standard hole spacing, but no tapping has been done. Click Configure CAD and Quote for tapping or custom lengths. Optimized for..
$114.55

Linear Shafts (Shafting) and Support Rails

778 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.