Shafts
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Shafts

Shafts carry rotational power between motors and driven components. Common types include hex, round, and keyed shafts, each suited to different hub or bearing interfaces. Strong, precisely cut shafts ensure smooth motion and reduce drivetrain losses.

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Product ShapeDiameterKeywayIDMaterial Vendors
AM 6mm D
AM 6mm D
D
06mm
n/a
n/a
Steel
AndyMark
AM Aluminum Hex
AM Aluminum Hex
Hex
0.375"
0.5"
n/a
n/a
Aluminum
AndyMarkAndyMark
AM Steel Hex
AM Steel Hex
Hex
0.375"
0.5"
n/a
n/a
Steel
AndyMarkAndyMark
Churro
Churro
Hex
0.5"
n/a
0.2
Aluminum
AndyMark
MAXSpline Shaft
MAXSpline Shaft
MAXSpline
1.375"
n/a
1"
Aluminum
REV Robotics
McMaster 1/2"
McMaster 1/2"
Round
0.5"
1/8"
n/a
Aluminum
Stainless Steel
Steel
McMaster
McMaster 3/8"
McMaster 3/8"
Round
0.375"
3/32"
n/a
Aluminum
Stainless Steel
Steel
McMaster
McMaster 5/16"
McMaster 5/16"
Round
5/16"
3/32"
n/a
Aluminum
Steel
McMaster
McMaster 5/8"
McMaster 5/8"
Round
0.625"
3/16"
n/a
Aluminum
Stainless Steel
Steel
McMaster
McMaster Hex
McMaster Hex
Hex
0.375"
0.5"
n/a
n/a
Aluminum
Nylon
Stainless Steel
Steel
Teflon
McMaster
Online Metals Aluminum Hex
Online Metals Aluminum Hex
Hex
0.375"
0.5"
n/a
n/a
Aluminum
Stainless Steel
Steel
Online Metals
REV 5mm Hex shaft
REV 5mm Hex shaft
Hex
05mm
n/a
n/a
Stainless Steel
REV Robotics
REV Rounded Hex
REV Rounded Hex
Hex
0.5"
n/a
0.16"
Aluminum
REV Robotics
TTB Rounded 3/8" Hex
TTB Rounded 3/8" Hex
Hex
0.375"
n/a
0.157"
Aluminum
The Thrifty Bot
TTB Rounded Hex - Aluminum 6061
TTB Rounded Hex - Aluminum 6061
Hex
0.5"
n/a
0.157"
Aluminum
The Thrifty Bot
TTB Rounded Hex - Aluminum 7075
TTB Rounded Hex - Aluminum 7075
Hex
0.5"
n/a
0.157"
Aluminum
The Thrifty Bot
Ultrahex Shaft
Ultrahex Shaft
Hex
0.5"
n/a
5mm
Aluminum
REV Robotics
WCP Hex
WCP Hex
Hex
0.375"
0.5"
n/a
n/a
Aluminum
West Coast Products
WCP Rounded Hex
WCP Rounded Hex
Rounded Hex
0.375"
0.5"
n/a
0.159"
Aluminum
West Coast Products
WCP SplineXL
WCP SplineXL
SplineXL
1.375"
n/a
1"
Aluminum
West Coast Products

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