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Bilateral Machine Keys
Machine keys are used to hold machinery parts in place or align components. They are specifically designed to fail as a safety mechanism to save more expensive components. Standard sizes are ready to use without any cutting or filing.

Search within Bilateral Machine Keys

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  • Aluminum
  • Brass
  • Carbon Steel
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  • Inch
  • Metric
  • 1-1/4" x 1-7/16"
  • 1/2" x 1"
  • 1/2" x 1/2"
  • 1/2" x 3/4"
  • 1/2" x 5/8"
  • 1/4" x 1/2"
  • 1/4" x 1/4"
  • 1/4" x 3/8"
  • 1/4" x 5/16"
  • 1/8" x 1/4"
  • 1/8" x 1/8"
  • 1/8" x 3/16"
  • 3/16" x 1/4"
  • 3/16" x 3/16"
  • 3/16" x 5/16"
  • 3/32" x 3/32"
  • 3/4" x 1"
  • 3/4" x 3/4"
  • 3/4" x 7/8"
  • 3/8" x 1/2"
  • 3/8" x 3/4"
  • 3/8" x 3/8"
  • 3/8" x 5/8"
  • 5/16" x 1/2"
  • 5/16" x 3/8"
  • 5/16" x 5/16"
  • 5/32" x 3/16"
  • 5/32" x 5/32"
  • 5/8" x 1"
  • 5/8" x 3/4"
  • 5/8" x 5/8"
  • 5/8" x 7/8"
  • 7/16" x 1/2"
  • 7/16" x 5/8"
  • 7/16" x 7/16"
  • 7/32" x 1/4"
  • 7/8" x 1"
  • 7/8" x 1-1/4"
  • 9/16" x 3/4"
  • 9/16" x 5/8"
  • M6 x 6
  • 1-13/16"
  • 1-5/16"
  • 1-7/16"
  • 1/2"
  • 15/16"
  • 2-13/16"
  • 2-5/16"
  • 5/8"
  • 9/16"
  • .0937" (3/32)
  • .1250" (1/8)
  • .1562" (5/32)
  • .1875" (3/16)
  • .2187" (7/32)
  • .250" (1/4)
  • .2500" (1/4)
  • .3125" (5/16)
  • .3750" (3/8)
  • .4375" (7/16)
  • .500" (1/2)
  • .5000" (1/2)
  • .5625" (9/16)
  • .6250" (5/8)
  • .7500" (3/4)
  • .8750" (7/8)
  • 1.2500" (1-1/4)
  • M6.00
  • .2500" (1/4)
  • .3130"
  • .3500"
  • .3750" (3/8)
  • .4380"
  • .5000" (1/2)
  • .5200"
  • .5630"
  • .6250" (5/8)
  • .6600"
  • .6880"
  • .7500" (3/4)
  • .8130"
  • .8750" (7/8)
  • .9060"
  • 1.0000" (1)
  • 1.0720"
  • 1.1200"
  • 1.1250" (1-1/8)
  • 1.1300"
  • 1.2500" (1-1/4)
  • 1.3130"
  • 1.3750" (1-3/8)
  • 1.4380"
  • 1.5000" (1-1/2)
  • 1.5500"
  • 1.6250" (1-5/8)
  • 1.6720"
  • 1.6880"
  • 1.7500" (1-3/4)
  • 1.8120"
  • 1.8750" (1-7/8)
  • 1.9380"
  • 2.0000" (2)
  • 2.1000"
  • 2.1560"
  • 2.2500" (2-1/4)
  • 2.3750" (2-3/8)
  • 2.4200"
  • 2.5000" (2-1/2)
  • 2.6250" (2-5/8)
  • 2.7000"
  • 2.7500" (2-3/4)
  • 2.8750" (2-7/8)
  • 3.0000" (3)
  • 3.2500" (3-1/4)
  • 3.3750" (3-3/8)
  • 3.500" (3-1/2)
  • 3.5000" (3-1/2)
  • 3.7500" (3-3/4)
  • 4.0000" (4)
  • 4.1250" (4-1/8)
  • 4.2500" (4-1/4)
  • 4.5000" (4-1/2)
  • 4.7500" (4-3/4)
  • 5.0000" (5)
  • 5.2500" (5-1/4)
  • 5.500" (5-1/2)
  • 5.5000" (5-1/2)
  • 5.7500" (5-3/4)
  • 6.0000" (6)
  • 6.2500" (6-1/4)
  • 6.7500" (6-3/4)
  • 7.0000" (7)
  • 8.5000" (8-1/2)
  • 8.8400"
  • 9.6250" (9-5/8)
  • M15.00
  • Rectangle
  • Square
  • A
  • AB
  • B