Ounces to Grains - How many grains in an ounce?

Ounces to grains conversion factor is 437.5 (for troy weight it is 480). To find out how many grains in an ounce, multiply by the conversion factor or use the converter.

1 Ounce = 437.5 Grains

Ounce is an imperial and US customary mass unit. Troy ounce is used for the measurement of precious metals, gold, silver etc. The abbreviation is "oz".

Grain is a unit of mass and based on the average mass of a seed of a cereal, barley and wheat. 1 pound equals to 7000 grains. It is also commonly used to measure the hardness of water and the mass of gunpowder. The abbreviation is "gr".

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Conversion Table

Ounce	Grain	Ounce	Grain	Ounce	Grain	Ounce	Grain
1	437.5	26	11375	51	22312.5	76	33250
2	875	27	11812.5	52	22750	77	33687.5
3	1312.5	28	12250	53	23187.5	78	34125
4	1750	29	12687.5	54	23625	79	34562.5
5	2187.5	30	13125	55	24062.5	80	35000
6	2625	31	13562.5	56	24500	81	35437.5
7	3062.5	32	14000	57	24937.5	82	35875
8	3500	33	14437.5	58	25375	83	36312.5
9	3937.5	34	14875	59	25812.5	84	36750
10	4375	35	15312.5	60	26250	85	37187.5
11	4812.5	36	15750	61	26687.5	86	37625
12	5250	37	16187.5	62	27125	87	38062.5
13	5687.5	38	16625	63	27562.5	88	38500
14	6125	39	17062.5	64	28000	89	38937.5
15	6562.5	40	17500	65	28437.5	90	39375
16	7000	41	17937.5	66	28875	100	43750
17	7437.5	42	18375	67	29312.5	125	54687.5
18	7875	43	18812.5	68	29750	150	65625
19	8312.5	44	19250	69	30187.5	175	76562.5
20	8750	45	19687.5	70	30625	200	87500
21	9187.5	46	20125	71	31062.5	250	109375
22	9625	47	20562.5	72	31500	300	131250
23	10062.5	48	21000	73	31937.5	500	218750
24	10500	49	21437.5	74	32375	750	328125
25	10937.5	50	21875	75	32812.5	1000	437500

Ounces to Grains Conversion

How many grains in an ounce?

Conversion Table

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