# Drams to Hundredweights (US) (dr to cwt)

Source: https://www.unitconvertercalculator.com/weight/drams-to-short-hundredweights/

**1 dr = 3.90625E-5 cwt**

One dram equals approximately 6.25 x 10-5 short hundredweights. The avoirdupois dram (about 1.772 grams) and the Short Hundredweight serve different measurement traditions. This conversion connects the old English spice-trading unit to the Short Hundredweight, bridging systems that evolved independently for different commercial and scientific purposes.

## Formula

Apply the conversion factor

## Conversion Table

| Drams (dr) | Hundredweights (US) (cwt) |
|---|---|
| 100 dr | 0.00390625 cwt |
| 256 dr | 0.01 cwt |
| 500 dr | 0.01953125 cwt |
| 1000 dr | 0.0390625 cwt |
| 5000 dr | 0.1953125 cwt |
| 10000 dr | 0.390625 cwt |
| 25000 dr | 0.9765625 cwt |
| 50000 dr | 1.953125 cwt |
| 100000 dr | 3.90625 cwt |
| 500000 dr | 19.53125 cwt |

## Units

### Dram (dr)

A dram (avoirdupois) is a unit of mass equal to 1/16 of an ounce or 1/256 of a pound (1.7718451953125 grams). Historically used in pharmacy and old cooking recipes.

### Hundredweight (US) (cwt)

A US hundredweight (short hundredweight or cental) is exactly 100 pounds or 45.359237 kilograms. Used in US agriculture and commodities trading.

## Background

The dram was once standard in British spice shops and apothecaries. The Short Hundredweight serves a different domain entirely. Converting between them is most useful when interpreting historical records or completing comprehensive conversion tables that cover the full range of weight units from both metric and imperial traditions.

## Good to Know

The short hundredweight (100 pounds, 25,600 drams) belongs to the same avoirdupois system as the dram but at a vastly different scale. A spice merchant measured in drams; a grain merchant measured in hundredweights. They used the same pounds and ounces in between, but their daily units never overlapped. The American system accommodated both through the shared underlying pound.

## FAQ

### How do you convert drams to short hundredweights?

One avoirdupois dram equals approximately 6.25 x 10-5 short hundredweights. Multiply the number of drams by this factor to get the equivalent in short hundredweights.

### What is an avoirdupois dram?

The avoirdupois dram is 1/16 of an avoirdupois ounce, or about 1.772 grams. It was historically used for spices, small trade goods, and some pharmaceutical preparations.

### Is this conversion commonly used?

Rarely. The dram is largely obsolete, and most practical applications that once used drams now use grams, milligrams, or ounces instead. This conversion is mainly relevant for historical research and reference tables.

## Non-Frequently Asked Questions

### Would a medieval spice merchant recognize short hundredweights?

A medieval spice merchant knew drams, ounces, and pounds. The Short Hundredweight would be outside their professional vocabulary. They would understand the weight if you converted it to something familiar, but the unit name itself would be foreign to their trade.

### Is the dram the most evocative unit name in English measurement?

It certainly has literary appeal. 'A dram of comfort,' 'not a dram of sense,' and 'a dram of whisky' all use the word metaphorically to mean 'a small but meaningful amount.' No other weight unit has achieved this dual life as both measurement and metaphor with such grace.

### Has anyone ever urgently needed to convert drams to short hundredweights?

It is difficult to imagine an emergency requiring this specific conversion. If such a situation arose, it would likely involve a historian, an antique appraiser, or a very unusual cooking competition where the judges insisted on archaic measurement units.

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## See Also

- [Hundredweights (US) to Drams](https://www.unitconvertercalculator.com/weight/short-hundredweights-to-drams/)