7 CFR § 51.2549 - Metric conversion table.

Use the following table for metric conversion:

Inches	Millimeters
5/64	1.98
18/100	.46
1/4	6.35
30/64	11.88
Ounces	Grams
1	28.35
2	56.70

[68 FR 50685, Aug. 22, 2003]