Convert Tuns to Fluid Drams

Convert Tuns (tun) to Fluid Drams (fl dr) instantly and accurately.

Tuns (tun)
Fluid Drams (fl dr)

Conversion Formula

fl dr = tun × 258048

About Tuns

A tun = 4 hogsheads = 252 US gallons ≈ 953.9 L - the largest traditional wine cask and origin of the English word 'ton': a full tun of wine weighed ~1 long ton. English shipping law rated cargo capacity in 'tuns burden'. Scottish distilleries use 'tun rooms' for large vatting/blending vats. 1 tun = 252 US gal = 2 pipes = 4 hogsheads ≈ 953.9 L.

About Fluid Drams

A fluid dram (fl dr, also 'drachm') = 1/8 fl oz ≈ 3.697 mL. Used by apothecaries for precise medicinal compounding; a fluid dram divided into 60 minims. Largely superseded by millilitres but still appears in traditional compounding recipes, older US pharmacopeias, and historical medical literature. 1 fl dr ≈ 3.697 mL.

Quick Reference Table

Tuns (tun)Fluid Drams (fl dr)
1 tun258048 fl dr
2 tun516096 fl dr
5 tun1290240 fl dr
10 tun2580480 fl dr
25 tun6451200 fl dr
50 tun12902400 fl dr
100 tun25804800 fl dr

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