Inter-Lakes Resources

Made in the USA

Specifications and references for Inter-Lakes bases

Use the EAC specification guide to prepare a base or dial plate request, and send your drawing to EAC for a quote. Inter-Lakes works from customer prints or from an envelope and mounting layout.

Dial plate specifications

SteelCast aluminumRolled aluminum
Thickness±0.005 in±0.005 in+0.000 / −0.120 in max
Flatness (cumulative)0.001 in/ft0.003 in/ft0.001 in/ft
Parallelism±0.001 in TIR±0.005 in max±0.002 in TIR
Finish63 µin25 µin63 µin
Center bore+0.001 / −0.000 in+0.001 / −0.000 in+0.001 / −0.000 in
Outer diameter±0.060 in±0.060 in±0.060 in

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