Grain to Ounce Converter
1 gr = 0.0022857143 oz
FORMULA
1 gr = 0.0022857143 oz
CONVERSION TABLE
| Grain (gr) | Ounce (oz) |
|---|---|
| 1 gr | 0.0022857143 oz |
| 5 gr | 0.011429 oz |
| 10 gr | 0.022857 oz |
| 25 gr | 0.057143 oz |
| 50 gr | 0.114286 oz |
| 100 gr | 0.228571 oz |
| 250 gr | 0.571429 oz |
| 500 gr | 1.1429 oz |
| 1,000 gr | 2.2857 oz |
COMMON VALUES
RELATED CONVERSIONS
About Grain (gr)
At 64.79891 milligrams, the grain is the smallest traditional unit of weight and is shared across the avoirdupois, troy, and apothecaries' systems. Ammunition manufacturers specify bullet weights in grains (a typical 9mm round uses a 115-grain bullet), and pharmacists historically measured drug doses in grains.
About Ounce (oz)
One sixteenth of an avoirdupois pound (about 28.35 grams), the ounce is used in North America for food portions, postal packages, and baby birth weights. Not to be confused with the fluid ounce (a volume measure) or the troy ounce (used for precious metals), the avoirdupois ounce is the most common form in everyday use.
How to Convert Grain to Ounce
The conversion formula is: 1 gr = 0.0022857143 oz. To convert from Grain (gr) to Ounce (oz), use the formula above or the interactive converter at the top of this page.
FAQ
How many Ounce in 1 Grain?
1 Grain (gr) equals 0.0022857143 Ounce (oz).
How to convert Grain to Ounce?
Multiply the Grain value by 0.0022857143 to get the equivalent in Ounce. Formula: 1 gr = 0.0022857143 oz
What is the formula for Grain to Ounce conversion?
1 gr = 0.0022857143 oz
Glossary
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Kilogram
The SI base unit of mass, defined by the Planck constant.
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Troy Weight
A system of weights used for precious metals and gemstones.
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Avoirdupois
The standard system of weights based on the 16-ounce pound, used for everyday goods.
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Ounce
A dual-use imperial unit: as a mass unit (avoirdupois), 1 oz = 28.3495 g (1/16 lb); as a volume unit, 1 US fluid ounce = 29.5735 mL.
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Pound
An imperial unit of mass equal to exactly 453.59237 grams (16 avoirdupois ounces), also used as a unit of force (pound-force) equal to 4.44822 newtons.