Splines | McMaster-Carr

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System of Measurement

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Shaft Motion

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Spline Length

Shaft Type

Material

ID

Edge Type

OD

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Overall Length

Shaft Diameter

Mechanical Finish

Hardness

SAE Spline Size

REACH Compliance

RoHS Compliance

DFARS Compliance

Hardness Rating

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390 Products

Power Transmission

Shafts

Transmit power, motion, and speed between machine components

Splines

Pair with spline bearings to transmit rotary power or move loads along the shaft

Spline Bearings

Spline Bearings

Add to splines to transfer rotary power or move loads along the shaft

Shaft Couplings

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

Ball Screw/Splines

Ball Screw/Splines

Transmit rotary power, move loads along the shaft, or do both at once

Fastening and Joining

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

L-Keys

Turn fasteners from either end and reach into tight spots

Combination Wrenches

Combination Wrenches

Use the open end when tightening in cramped spaces and the box end when you need extra grip

Building and Machinery Hardware

Screening Splines

Screening Splines

Hold insect screening in frames

Fabricating and Machining

Drill Bit Shank Adapters

Drill Bit Shank Adapters

Convert your power tool to fit different drill bit sizes or shank types

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

Measuring and Inspecting

Drafting Curves

Drafting Curves

Use as templates for drawing curved lines

Outside Micrometer Tips

Outside Micrometer Tips

Adapt your micrometer to measure curved and irregularly shaped objects, such as gear teeth and pipe

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)