Convert Grains per second to Ounces per day

Convert Grains per second (gr/s) to Ounces per day (oz/d) instantly and accurately.

Grains per second (gr/s)
Ounces per day (oz/d)

Conversion Formula

oz/d = gr/s × 197.4857143

About Grains per second

The grain per second (gr/s) equals 64.79891 mg/s or 6.479891×10⁻⁵ kg/s. The grain (= 1/7000 lb exactly) is the smallest avoirdupois mass unit, still used in ballistics for bullet and propellant-charge weights. A .308 Winchester rifle bullet of 168 gr fired in 1 s represents 168 gr/s; powder charge is typically 40-46 gr. 1 gr/s = 6.479891×10⁻⁵ kg/s = 64.79891 mg/s.

About Ounces per day

The ounce per day (oz/d) equals 0.028349523125/86400 ≈ 3.281×10⁻⁷ kg/s, used in US clinical nutrition (tube-feeding rates, oral-supplement intake) and very-low flow industrial metering. A patient receiving 6 oz of enteral formula per hour (via a drip-tube) receives ≈144 oz/d. 1 oz/d ≈ 3.281×10⁻⁷ kg/s.

Quick Reference Table

Grains per second (gr/s)Ounces per day (oz/d)
1 gr/s197.486 oz/d
2 gr/s394.971 oz/d
5 gr/s987.429 oz/d
10 gr/s1974.86 oz/d
25 gr/s4937.14 oz/d
50 gr/s9874.29 oz/d
100 gr/s19748.6 oz/d

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