7 CFR § 801.3 - Tolerances for barley pearlers.

The maintenance tolerances for barley pearlers used in performing official inspection services shall be:

Item	Tolerance
Timer switch:
0 to 60 seconds	±5 seconds, deviation from standard clock
61 to 90 seconds	±7 seconds, deviation from standard clock
Over 90 seconds	±10 seconds, deviation from standard clock
Pearled portion	±1.0 gram, mean deviation from standard barley pearler using barley