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ISO 2491 Parallel Key, Shaft Key, Round and Square Ended by Material, Finish and Size
Machine Keys, or Straight keys are made from hardened rod with a machined square or rectangular cross section, and are the most common type of key. They are installed into keyways to transmit torque from shafts to gears and other components. They are called “keys” because they lock a component to the shaft by means of a corresponding keyway in a shaft.
Search thousands of Metric fasteners by ISO specification, including ISO 2491 Machine Keys, in the FCH Sourcing Network database of first-run, surplus, odd lot, slow-moving and hard to find fasteners.
ISO 2491 Machine Keys by Metric Sizes
Machine Keys are available on the FCH Network with metric diameters that range from M3 to M36, and with metric lengths that range from 12mm to 250mm.
ISO 2491 Machine Keys by Materials
ISO 2491 Machine Keys are available on the FCH Network in materials that range from Steel to 300 Stainless (A1,A2, 18-8,304,310 etc.).
ISO 2491 Machine Keys by Coatings/Finishes
ISO 2491 Machine Keys are available on the FCH Network in finishes or coatings that range from Plain to Plain.