Use this free online calculator to convert Span to U instantly. This all length conversions conversion tool provides accurate results for all your measurement needs.

Quick Reference

1 Span = 5.1429 U

1 U = 0.194444 Span

Span to U Conversion Formula

To convert Span to U, multiply by 5.1429.

U = Span × 5.1429

Span = U × 0.194444

To convert U back to Span, divide by 5.1429 (or multiply by 0.194444).

About These Units

About Span

Span is the width of a human hand, from the tip of the thumb to the tip of the pinky finger.

About U

The U is a unit of distance used to measure the height of the standard racks in which audio, video, or computer components are mounted. 1U is equal to 1.75 inches (44.45 millimeters), so that, for example, a 2U component is 3.5 inches high, and a 22U rack houses a stack of components 38.5 inches high.

Span to U Conversion Table

Span	U	U	Span
0.1	0.514286	0.1	0.019444
0.5	2.5714	0.5	0.097222
1	5.1429	1	0.194444
2	10.2857	2	0.388889
5	25.7143	5	0.972222
10	51.4286	10	1.9444
20	102.8571	20	3.8889
25	128.5714	25	4.8611
50	257.1429	50	9.7222
100	514.2857	100	19.4444
250	1285.71	250	48.6111
500	2571.43	500	97.2222
1000	5142.86	1000	194.4444

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