DIN Keys | McMaster-Carr

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System of Measurement

Width

Length

Height

Key Type

Material

Beryllium Copper

Stainless Steel

Tolerance Rating

Minimum Hardness

Hardness

For Keyway Diameter

DFARS Specialty Metals

RoHS

Compliant with Exemptions

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Export Control Classification Number (ECCN)

Thread Size

Finish

Zinc Yellow-Chromate Plated

Tip Style

Thread Pitch

Drive Style

Hex with Pilot Recess

Head Height

Number of Pieces

End Height

Drive Size

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803 Products

Machine Keys

Rounded Machine Keys

Rounded Machine Keys

Fill oval keyways completely, reducing stress on the key and shaft

Machine Keys

Install in keyways to transmit torque from shafts to gears and other components

Woodruff Keys

The rounded shape makes them easy to remove during frequent disassembly

Tapped Rounded Machine Keys

Tapped Rounded Machine Keys

Thread a screw through the tapped hole to pop these keys out of a keyway

Tapered Gib Keys

Tapered Gib Keys

The tapered body wedges in to the keyway for a more secure fit than standard machine keys

Other Products

Machine Key Stock

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

L-Keys

Turn fasteners from either end and reach into tight spots

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