What is a stone (US) unit?

A stone (US) is a traditional British mass unit equal to 14 avoirdupois pounds, commonly used for body and commodity weights.

What does the grain [gr] unit measure?

The grain is a small mass unit equal to exactly 64.79891 milligrams, often used in ballistics, archery, and pharmaceutical measurements.

Why convert from stone (US) to grain?

Converting these units allows translating larger mass measurements into very fine increments, useful in precision fields such as firearms and apothecary applications.

How to Convert from Stone (US) to Grain [gr]

Learn how to convert weight from stone (US), a traditional large unit, to grain [gr], a very fine unit used in ballistics and apothecary contexts. This guide explains the relationship and provides practical examples.

Stone (US)

Grain [gr]

Please check your input. It must be a valid numeric value.

Stone (US) to Grain [gr] Conversion Table

Stone (US)	Grain [gr]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Stone (US) to Grain [gr] Conversion Table
Stone (US)	Grain [gr]

Explore More Weight And Mass Units Converter

What Is This Tool?

This converter translates weight values from stone (US), a traditional British mass unit often used for body and commodity weights, into grains [gr], a smaller unit commonly applied in ballistics, archery, and pharmaceutical measurements.

How to Use This Tool?

Enter the value in stone (US) that you want to convert
Select stone (US) as the input unit and grain [gr] as the output unit
Click the convert button to see the equivalent mass in grains
Use the conversion results for precise applications or record translation

Key Features

Converts weight from stone (US) to grain [gr] based on a precise conversion rate
Supports legacy and historical weight unit interpretation
Useful for fine mass measurements in firearms and pharmaceutical contexts
Browser-based and easy to use without installation

Examples

2 Stone (US) equals 174999.99999953 Grain [gr]
0.5 Stone (US) equals 43749.9999998825 Grain [gr]

Common Use Cases

Estimating bullet and propellant weights in firearms
Determining arrow weights in archery with precision
Interpreting historical agricultural or livestock weight records
Converting older imperial weights for medical or engineering documentation
Calculating traditional pharmaceutical and apothecary dosages

Tips & Best Practices

Use the tool for accurate breakdowns of large mass units into fine measurements
Consider the contextual relevance of stone (US) in your region before conversion
Verify results when applying conversions to scientific or legal contexts
Be mindful of rounding effects due to large differences in unit scale

Limitations

Stone (US) is rarely used in the U.S., limiting practical application there
Large scale differences can lead to rounding challenges in precision
Grain units are mostly replaced by metric units in modern scientific use

Frequently Asked Questions

What is a stone (US) unit?: A stone (US) is a traditional British mass unit equal to 14 avoirdupois pounds, commonly used for body and commodity weights.
What does the grain [gr] unit measure?: The grain is a small mass unit equal to exactly 64.79891 milligrams, often used in ballistics, archery, and pharmaceutical measurements.
Why convert from stone (US) to grain?: Converting these units allows translating larger mass measurements into very fine increments, useful in precision fields such as firearms and apothecary applications.

Key Terminology

Stone (US): A traditional British unit of mass equal to 14 avoirdupois pounds, used historically in body weight and commodity measurements.
Grain [gr]: A traditional small unit of mass exactly equal to 64.79891 milligrams, used in ballistics, archery, and apothecary contexts.
Avoirdupois Pound: A unit of weight used in the imperial system, with 1 stone (US) equaling 14 of these pounds.

Quick Knowledge Check

What larger mass unit is the stone (US) equal to?

One kilogram

14 avoirdupois pounds

7000 grains

What is the grain primarily used to measure?

Body weight

Small masses like bullets and arrows

Large animals

Which industry commonly uses grain units for weight?

Pharmaceutical and ballistics

Agriculture and livestock

Engineering only

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