Key Groove Shims

Key Groove Shims

Key Groove Shims have a key slot that can be used as spacers with shaft collars. Key Groove shims, also known as Keyway Shims, are only available as a custom product in the following materials and thickness indicated in the table below. Please send us a drawing or enquire with us for pricing details.

  Thickness Tolerances (mm) +/-
Material t 0.05 t 0.10 t 0.15 t 0.20 t 0.25 t 0.30 t 0.35 t 0.4 t 0.5
Steel (t 0.1 ~ 2.6: SPCC, t 3.2 ~ 6.0: SPHC) - 0.03 0.03 0.03 0.04 0.04 - 0.05 0.05
Hardened Steel (SK) Hardness HRC42 ~ 46 - 0.015 0.015 0.02 0.025 0.025 0.025 0.035 0.035
Stainless Steel SUS304 0.005 0.008 0.008 0.01 0.015 0.015 0.015 0.02 0.02
Brass (C2680P or C2801P) 0.005 0.02 0.02 0.02 0.02 0.03 - 0.04 0.04
Aluminium (t 0.1~0.15: 1N30, t 0.2~3.0: A1050P) - 0.03 0.03 0.03 - 0.04 - 0.04 0.04

 

  Thickness Tolerances (mm) +/-
Material t 0.6 t 0.7 t 0.8 t 1.0 t 1.2 t 1.5 t 1.6 t 2.0 t 2.3
Steel (t 0.1 ~ 2.6: SPCC, t 3.2 ~ 6.0: SPHC) 0.06 - 0.06 0.08 0.08 - 0.12 0.14 0.14
Hardened Steel (SK) Hardness HRC42 ~ 46 0.04 0.04 0.04 0.05 0.05 0.05 0.06 0.07 -
Stainless Steel SUS304 0.025 0.03 0.03 0.035 0.01 0.12 - 0.17 -
Brass (C2680P or C2801P) 0.04 0.04 0.04 0.05 0.05 0.06 - 0.06 -
Aluminium (t 0.1~0.15: 1N30, t 0.2~3.0: A1050P) 0.04 - 0.05 0.05 0.06 0.06 - 0.08 -

 

  Thickness Tolerances (mm) +/-
Material t 2.5 t 2.6 t 3.0 t 3.2 t 4.0 t 4.5 t 5.0 t 6.0
Steel (t 0.1 ~ 2.6: SPCC, t 3.2 ~ 6.0: SPHC) - 0.21 - 0.23 0.26 0.26 0.28 0.3
Hardened Steel (SK) Hardness HRC42 ~ 46 - - - - - - - -
Stainless Steel SUS304 0.22 - 0.22 - 0.35 - 0.4 0.5
Brass (C2680P or C2801P) - - - - - - - -
Aluminium (t 0.1~0.15: 1N30, t 0.2~3.0: A1050P) - - 0.11 - - - - -
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