Tolerances in accordance with ISO 3601-1:2012 Class B







Inside diameter ID
The tolerance ΔID can be calculated using
ΔID = ±[(ID0,95 x 0,009) + 0,11]



Calculation example:
What is the tolerance ΔID of an O-ring with ID = 94,5 mm?
ΔID = ±[(94,50,95 x 0,009) + 0,11]
= ±[(75,277 x 0,009) + 0,11]
= ±[0,677 + 0,11]
= ±0,79 mm



Cross section diameter
CS
Tolerance
over incl.
mm mm



0,8 2,25 ± 0,08
2,25 3,15 ± 0,09
3,15 4,5 ± 0,1
4,5 6,3 ± 0,13
6,3 8,4 ± 0,15



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