How many grams is one slug?

One slug equals approximately 14,593.9 grams. This is derived from the slug's definition as the mass accelerated at 1 ft/s2 by 1 pound-force, working out to about 14.594 kilograms.

How do I convert slugs to grams?

Multiply slugs by 14,594. For example, 2 slugs equals about 29,188 grams or 29.2 kilograms.

Why is the slug approximately 14.6 kilograms?

The slug's mass follows from g = 32.174 ft/s2: one pound-force divided by 32.174 ft/s2 gives 1 slug = 0.03108 lbm... actually, one slug is defined such that 1 lb-force = 1 slug x 1 ft/s2. Since 1 lb-force also equals 1 pound-mass x 32.174 ft/s2, one slug = 32.174 pound-mass = 14,594 grams.

Slugs to Grams (slug to g) Converter

1 slug = 14,593.903 g

1 Slug equals 14,593.903 Grams (1 slug = 14,593.903 g). Convert Slugs to Grams with formula, table, and examples.

One slug equals approximately 14,594 grams. The gram provides the most universally understood metric translation of the slug's mass. At roughly 14.6 kilograms or 32.2 pounds, the slug is an everyday-sized mass that most people can relate to: about the weight of a large bowling ball, a medium dog, or three gallons of milk.

How to Convert Slugs to Grams

g = slug × 14,593.903

Multiply the value in Slugs by 14,593.903

Take your value in Slugs
Multiply by 14,593.903
Read the result in Grams

Common Slugs to Grams Conversions

Slugs (slug)	Grams (g)	Status
0.01 slug	145.939 g
0.05 slug	729.695 g
0.1 slug	1,459.39 g
0.25 slug	3,648.476 g
0.5 slug	7,296.952 g
1 slug	14,593.903 g
2 slug	29,187.806 g
5 slug	72,969.515 g
10 slug	145,939.03 g
25 slug	364,847.575 g
50 slug	729,695.15 g
100 slug	1,459,390.3 g

Good to Know About Slugs to Grams Conversion

The slug-to-gram conversion is the daily bridge for engineers working between American and international systems. Every aerospace, automotive, and structural engineering project that crosses borders requires translating slug-based specifications to metric units. The factor of 14,594 grams per slug is memorized by engineering students worldwide, making it one of the most internationally known American unit conversion factors.

Slugs to Grams: What You Need to Know

Engineering students worldwide convert slugs to grams or kilograms when translating American engineering textbooks to metric units. Many international engineering programs teach both SI and imperial systems, with the slug-to-gram conversion serving as the bridge between F = ma in pounds-feet-seconds and F = ma in newtons-kilograms-meters.

What is a Slug? slug

A slug is a unit of mass in the imperial system used in physics and engineering. It equals approximately 14.593903 kilograms, derived from the pound-force, standard gravity, and the foot.

Imperial physics engineering aerospace

Learn more about Slug →

What is a Gram? g

A metric unit of mass equal to one thousandth of a kilogram. Widely used in cooking, nutrition labeling, and science.

Metric cooking nutrition labels postal weight

Learn more about Gram →

Going the other way? Use our Grams to Slugs converter.

Slugs to Grams FAQ

One slug equals approximately 14,593.9 grams. This is derived from the slug's definition as the mass accelerated at 1 ft/s² by 1 pound-force, working out to about 14.594 kilograms.
Multiply slugs by 14,594. For example, 2 slugs equals about 29,188 grams or 29.2 kilograms.
The slug's mass follows from g = 32.174 ft/s²: one pound-force divided by 32.174 ft/s² gives 1 slug = 0.03108 lb_m... actually, one slug is defined such that 1 lb-force = 1 slug x 1 ft/s². Since 1 lb-force also equals 1 pound-mass x 32.174 ft/s², one slug = 32.174 pound-mass = 14,594 grams.

Non-Frequently Asked Questions About Slugs to Grams

Questions nobody should ask - but someone did.

A medium-sized dog (around 32 pounds), a large bowling ball, three gallons of milk, or about 14 one-liter water bottles. The slug is one of the few engineering units that corresponds to an everyday-sized mass, making it more relatable than it sounds. The problem is not its size but its name.
From 'sluggish,' describing how mass resists acceleration through inertia. The name was chosen by British engineer Arthur Mason Worthington in the late 19th century. It has nothing to do with garden slugs, though both the unit and the animal are notably resistant to being moved quickly.
Almost certainly. If the slug had been called the 'inerton' or the 'masston,' it might have achieved wider recognition. Instead, it shares a name with a slimy gastropod, ensuring that every physics student's first encounter with it includes a moment of confused amusement that never fully fades.