RT/Dygert International

TOLERANCE TABLE FOR MOLDED RUBBER PRODUCTS DRAWING DESIGNATION "A3" (COMMERCIAL)

“A3” tolerances are usually used for “commercial” grade products. While these may be sufficient for many applications, Drawing Designation “A3” tolerances are rarely used by RT/Dygert for custom molded products.

Size of Dimension (mm) Fixed Closure Size of Dimension (in) Fixed Closure
Above Including Tol. Tol. Above Including Tol. Tol.
0.0 10.0 ±0.20 ±0.32 0.00 0.40 ±.008 ±.013
10.0 16.0 ±0.25 ±0.40 0.40 0.63 ±.010 ±.016
16.0 25.0 ±0.32 ±0.50 0.63 1.00 ±.013 ±.020
25.0 40.0 ±0.40 ±0.63 1.00 1.60 ±.016 ±.025
40.0 63.0 ±0.50 ±0.80 1.60 2.50 ±0.20 ±.032
63.0 100.0 ±0.63 ±1.00 2.50 4.00 ±0.25 ±.040
100.0 160.0 ±0.80 ±1.25 4.00 6.30 ±0.32 ±.050
160.0 multiply by 0.005 0.008 6.30 multiply by .005 .008