Using USA Coin Measures As Emergency Measurement Tools

Denomination	Cent	Nickel	Dime	Quarter	Half Dollar	Dollar
Standard weight (mass)	2.500 g	5.000 g	2.268 g	5.670 g	11.340 g	8.1 g
Standard diameter	0.750 inch 19.05 mm	0.835 inch 21.21 mm	0.705 inch 17.91 mm	0.955 inch 24.26 mm	1.205 inch 30.61 mm	1.043 inch 26.5 mm
Thickness	1.55 mm	1.95 mm	1.35 mm	1.75 mm	2.15 mm	2.00 mm
Number of coins per kg	400.00	200.00	440.92	176.37	88.18	123.46
Number of coins per lb	181.44	90.72	200.00	80.00	40.00	56.00
Number of coins per cm	6.45	5.13	7.41	5.71	4.65	5.00
Number of coins per inch	16.39	13.03	18.81	14.51	11.81	12.70
Edge style	Smooth	Smooth	Ridged	Ridged	Ridged	Smooth
First date of issue	1909	1938	1946	1932	1964	2000
Obverse (front)	Lincoln	Jefferson	Roosevelt	Washington	Kennedy	Sacagawea & Infant Son
Reverse (back)	Lincoln Memorial	Monticello	Torch, Olive Branch, Oak Branch	Eagle Reverse	Presidential Coat of Arms	Eagle in Flight

g = gram : kg = kilogram : lb = pound (Av) : mm = millimeter : mm = centimeter

In actual practice these emergency stacked values (for length) and tare values
(for weight/mass) are slightly on the low side due to wear and tear on the coins from normal handling.