Skip Content

Machine Key

136 results found that include 136 products

A machine key tightly secures gears, cams, sprockets, pulleys and other parts to the drive shaft in a power transmission and transmits torque from the main shaft to connected parts. A tapered machine key is used for easy assembly and removal. Grainger has machine keys, key stock and all the other machine parts you need to keep your operation running smoothly. Shop here for your machine key needs today.Close

Filter Results By

Viewing as

List
  • 1-1/4" Steel Undersized Machine Key with Plain Finish
    1-1/4" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE57
    • Mfr. Model # WWG-30014
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/4 In Length, 1/4 In Square, -0.002 In...More

  • 1" Steel Undersized Machine Key with Plain Finish
    1" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE41
    • Mfr. Model # WWG-30006
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 In Length, 3/16 In Square, -0.002 In...More

  • 1-1/4" Steel Undersized Machine Key with Plain Finish
    1-1/4" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE35
    • Mfr. Model # WWG-30003
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/4 In Length, 1/8 In Square, -0.002 In...More

  • 1/2" Steel Oversized Machine Key with Plain Finish
    1/2" Steel Oversized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WU57
    • Mfr. Model # WWG-37001
    • Machine Key, Oversized, Rounded End Type, Steel, Plain Finish, 1/2 In Length, 3/16 In Square, +0.002 In...More

  • 3-1/2" Steel Oversized Machine Key with Plain Finish
    3-1/2" Steel Oversized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WU81
    • Mfr. Model # WWG-37013
    • Machine Key, Oversized, Rounded End Type, Steel, Plain Finish, 3 1/2 In Length, 1/2 In Square, +0.002 In...More

  • 6" Steel Tapered Gib Head Machine Key with Plain
    6" Steel Tapered Gib Head Machine Key with Plain
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE19
    • Mfr. Model # GIB-0875-6000
    • Machine Key, Tapered Gib Head, End Type Tapered Gib, Material Steel, Finish Plain, Length 6 In., Square 7/8...More

  • 1" Steel Oversized Machine Key with Plain Finish
    1" Steel Oversized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WU13
    • Mfr. Model # WWG-35238
    • Machine Key, Oversized, Square End Type, Steel, Plain Finish, 1 In Length, 3/16 In Square, +0.002 In...More

  • 1-1/2" Steel Undersized Machine Key with Plain Finish
    1-1/2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE59
    • Mfr. Model # WWG-30015
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/2 In Length, 1/4 In Square, -0.002 In...More

  • 1-1/4" Steel Undersized Machine Key with Plain Finish
    1-1/4" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE43
    • Mfr. Model # WWG-30007
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/4 In Length, 3/16 In Square, -0.002 In...More

  • 2" Steel Undersized Machine Key with Plain Finish
    2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE63
    • Mfr. Model # WWG-30017
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 2 In Length, 1/4 In Square, -0.002 In...More

  • 1" Steel Undersized Machine Key with Plain Finish
    1" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE55
    • Mfr. Model # WWG-30013
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 In Length, 1/4 In Square, -0.002 In...More

  • 1-1/2" Steel Tapered Gib Head Machine Key with Pl
    1-1/2" Steel Tapered Gib Head Machine Key with Pl
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WB21
    • Mfr. Model # WWG-0250-1500GB
    • Machine Key, Tapered Gib Head, End Type Tapered Gib, Material Steel, Finish Plain, Length 1-1/2 In., Square...More

  • 3" Steel Undersized Machine Key with Plain Finish
    3" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE69
    • Mfr. Model # WWG-30020
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 3 In Length, 1/4 In Square, -0.002 In...More

  • 1-1/2" Steel Undersized Machine Key with Plain Finish
    1-1/2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE45
    • Mfr. Model # WWG-30008
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/2 In Length, 3/16 In Square, -0.002 In...More

  • 3/4" Steel Undersized Machine Key with Plain Finish
    3/4" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE39
    • Mfr. Model # WWG-30005
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 3/4 In Length, 3/16 In Square, -0.002 In...More

  • 4" Steel Tapered Gib Head Machine Key with Plain
    4" Steel Tapered Gib Head Machine Key with Plain
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WB39
    • Mfr. Model # GIB-0312-4000
    • Machine Key, Tapered Gib Head, End Type Tapered Gib, Material Steel, Finish Plain, Length 4 In., Square 5/16...More

  • 1-1/4" Steel Undersized Machine Key with Plain Finish
    1-1/4" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE79
    • Mfr. Model # WWG-30025
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/4 In Length, 3/8 In Square, -0.002 In...More

  • 1-1/4" Steel Oversized Machine Key with Plain Finish
    1-1/4" Steel Oversized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WU15
    • Mfr. Model # WWG-35239
    • Machine Key, Oversized, Square End Type, Steel, Plain Finish, 1 1/4 In Length, 3/16 In Square, +0.002 In...More

  • 1-1/2" Steel Undersized Machine Key with Plain Finish
    1-1/2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE81
    • Mfr. Model # WWG-30026
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 1/2 In Length, 3/8 In Square, -0.002 In...More

  • 1-1/2" Steel Tapered Gib Head Machine Key with Pl
    1-1/2" Steel Tapered Gib Head Machine Key with Pl
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WB43
    • Mfr. Model # GIB-0375-1500
    • Tapered Machine Key, Gib Head, Steel, Plain Finish, 1 1/2 In Length, 3/8 In Square, 5/8 In Head Height,...More

  • 2" Steel Oversized Machine Key with Plain Finish
    2" Steel Oversized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WU33
    • Mfr. Model # WWG-35249
    • Machine Key, Oversized, Square End Type, Steel, Plain Finish, 2 In Length, 1/4 In Square, +0.002 In Thickness...More

  • 1-1/2" Steel Oversized Machine Key with Plain Finish
    1-1/2" Steel Oversized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WU17
    • Mfr. Model # WWG-35240
    • Machine Key, Oversized, Square End Type, Steel, Plain Finish, 1 1/2 In Length, 3/16 In Square, +0.002 In...More

  • 6" Steel Tapered Gib Head Machine Key with Plain
    6" Steel Tapered Gib Head Machine Key with Plain
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE13
    • Mfr. Model # GIB-0750-6000
    • Tapered Machine Key, Gib Head, Steel, Plain Finish, 6 In Length, 3/4 In Square, 1 1/8 In Head Height, +0.002...More

  • 2" Steel Undersized Machine Key with Plain Finish
    2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE83
    • Mfr. Model # WWG-30027
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 2 In Length, 3/8 In Square, -0.002 In...More

  • 2" Steel Tapered Gib Head Machine Key with Plain
    2" Steel Tapered Gib Head Machine Key with Plain
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WB45
    • Mfr. Model # GIB-0375-2000
    • Tapered Machine Key, Gib Head, Steel, Plain Finish, 2 In Length, 3/8 In Square, 5/8 In Head Height, +0.002 In...More

  • 2" Steel Undersized Machine Key with Plain Finish
    2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE75
    • Mfr. Model # WWG-30023
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 2 In Length, 5/16 In Square, -0.002 In...More

  • 2-1/2" Steel Undersized Machine Key with Plain Finish
    2-1/2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE91
    • Mfr. Model # WWG-30031
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 2 1/2 In Length, 1/2 In Square, -0.002 In...More

  • 4" Steel Tapered Gib Head Machine Key with Plain
    4" Steel Tapered Gib Head Machine Key with Plain
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WB71
    • Mfr. Model # GIB-0500-4000
    • Machine Key, Tapered Gib Head, End Type Tapered Gib, Material Steel, Finish Plain, Length 4 In., Square 1/2...More

  • 1-3/4" Steel Undersized Machine Key with Plain Finish
    1-3/4" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE61
    • Mfr. Model # WWG-30016
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1 3/4 In Length, 1/4 In Square, -0.002 In...More

  • 2-1/2" Steel Undersized Machine Key with Plain Finish
    2-1/2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE85
    • Mfr. Model # WWG-30028
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 2 1/2 In Length, 3/8 In Square, -0.002 In...More

  • 1/2" Steel Undersized Machine Key with Plain Finish
    1/2" Steel Undersized Machine Key with Plain Finish
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WE37
    • Mfr. Model # WWG-30004
    • Machine Key, Undersized, Square End Type, Steel, Plain Finish, 1/2 In Length, 3/16 In Square, -0.002 In...More

  • 5" Steel Tapered Gib Head Machine Key with Plain
    5" Steel Tapered Gib Head Machine Key with Plain
    • TM

      Grainger Choice

    • GRAINGER APPROVED
    • Item # 5WB89
    • Mfr. Model # GIB-0625-5000
    • Tapered Machine Key, Gib Head, Steel, Plain Finish, 5 In Length, 5/8 In Square, 1 In Head Height, +0.002 In...More

View More
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More