Mass and Weight · Unit Converter

Convert Slug to Kilogram

Convert slugs to kilograms instantly. 1 slug = 14.5939029372 kilogram — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Kilogram to Slug converter for the reverse conversion.

Written by Sunith Babu L, Ph.D., Lead Engineer Reviewed by Dr. Ashok Kumar K, Ph.D.
Mass and Weight category 2 min read Published Last reviewed Updated

Units explained

Force / Engineering

Slug

What is a slug?

The slug is the mass that accelerates at 1 ft/s^2 under a force of one pound-force, about 14.59 kg.

Origin of the slug

Coined in the early 20th century for the British gravitational (engineering) system.

Where it is used

US and British engineering dynamics.

When and where it was developed

Introduced in the British gravitational system of units.

Metric / SI

Kilogram

What is a kilogram?

The kilogram (kg) is the SI base unit of mass, defined by fixing the Planck constant h at 6.62607015E-34 J s.

Origin of the kilogram

From Greek 'khilioi' (thousand) plus 'gramma' (small weight).

Where it is used

The worldwide base unit of mass in science, commerce, and everyday life.

When and where it was developed

Adopted in 1795; redefined through the Planck constant on 20 May 2019.

Slug to Kilogram conversion formula

The relationship between slugs and kilograms:

1 slug = 14.5939029372 kg
1 kg = 0.0685217659 slug

To convert slugs to kilograms, multiply the value in slugs by 14.5939029372. To reverse, multiply kilograms by 0.0685217659.

How to use this converter

Type a value into the calculator. The result in kilograms updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Kilogram to Slug converter for the reverse direction.

Step-by-step: convert slugs to kilograms

  1. Write down the value in slugs (slug).
  2. Multiply that value by the factor 14.5939029372.
  3. The product is the equivalent value in kilograms (kg).
  4. To reverse, multiply the kilogram value by 0.0685217659.

Worked examples

Example 1 — Convert 1 slug to kg:
1 × 14.5939029372 = 14.5939029372 kg

Example 2 — Convert 100 slug to kg:
100 × 14.5939029372 = 1459.39029372 kg

Slug to Kilogram conversion table

Standard reference values for converting slugs to kilograms:

Slug [slug]Kilogram [kg]
0.010.1459390294
0.11.4593902937
114.5939029372
229.1878058744
343.7817088116
458.3756117488
572.969514686
10145.939029372
20291.878058744
30437.817088116
40583.756117488
50729.69514686
1001459.39029372
5007296.9514686
100014593.9029372

Frequently asked questions

How many kilograms is 1 slug?
1 slug equals 14.5939029372 kilogram.
How do I convert slugs to kilograms?
Multiply the value in slugs by 14.5939029372 to get kilograms.
How do I convert kilograms back to slugs?
Multiply the value in kilograms by 0.0685217659, or use the Kilogram to Slug converter.
How many kilograms is 100 slugs?
100 slugs equals 1459.39029372 kilograms, because 100 × 14.5939029372 = 1459.39029372.

Convert Slug to other weight units

Show all Slug conversions
Metric / SI (18 units)
Slug to Attogram (ag) Slug to Femtogram (fg) Slug to Picogram (pg) Slug to Nanogram (ng) Slug to Microgram (µg) Slug to Milligram (mg) Slug to Centigram (cg) Slug to Decigram (dg) Slug to Gram (g) Slug to Dekagram (dag) Slug to Hectogram (hg) Slug to Kilogram (kg) Slug to Quintal (metric) (q) Slug to Metric Ton (t) Slug to Gigagram (Gg) Slug to Teragram (Tg) Slug to Petagram (Pg) Slug to Exagram (Eg)
Avoirdupois (15 units)
Slug to Grain (gr) Slug to Dram (avoirdupois) (dr) Slug to Ounce (oz) Slug to Pound (lb) Slug to Clove (clove) Slug to Stone (US) (st) Slug to Stone (UK) (st) Slug to Quarter (US) (qr) Slug to Quarter (UK) (qr) Slug to Hundredweight (US) (cwt) Slug to Hundredweight (UK) (cwt) Slug to Wey (wey) Slug to Kilopound (kip) (kip) Slug to Ton (short, US) (sh tn) Slug to Ton (long, UK) (long tn)
Troy & Apothecary (10 units)
Slug to Point (1/100 carat) (pt) Slug to Carat (metric) (ct) Slug to Scruple (apothecary) (s ap) Slug to Pennyweight (dwt) Slug to Momme (mom) Slug to Mace (mace) Slug to Dram (apothecary/troy) (dr ap) Slug to Troy Ounce (oz t) Slug to Tael (tael) Slug to Pound (troy/apothecary) (lb t)
Indian / South Asian (6 units)
Slug to Ratti (ratti) Slug to Masha (masha) Slug to Tola (tola) Slug to Chittack (Chatank) (chittack) Slug to Seer (Ser) (seer) Slug to Maund (Mann) (maund)
Scientific / Atomic (9 units)
Slug to Electron Mass (rest) (me) Slug to MeV/c2 (MeV/c²) Slug to Muon Mass (mµ) Slug to Atomic Mass Unit (u) Slug to Proton Mass (mp) Slug to Neutron Mass (mn) Slug to Deuteron Mass (md) Slug to Carbon-12 Atom Mass (C-12) Slug to Planck Mass (mP)
Astronomical (4 units)
Slug to Lunar Mass (Moon) (M☾) Slug to Earth's Mass (M⊕) Slug to Jupiter Mass (MJ) Slug to Sun's Mass (M☉)
Biblical / Ancient (14 units)
Slug to Lepton (Biblical Roman) (lepton) Slug to Quadrans (Biblical Roman) (quadrans) Slug to Assarion (Biblical Roman) (assarion) Slug to Gerah (Biblical Hebrew) (gerah) Slug to Drachma (Biblical Greek) (drachma) Slug to Denarius (Biblical Roman) (denarius) Slug to Bekan (Biblical Hebrew) (bekah) Slug to Didrachma (Biblical Greek) (didrachma) Slug to Shekel (Biblical Hebrew) (shekel) Slug to Tetradrachma (Biblical Greek) (tetra) Slug to Mina (Biblical Greek) (mina) Slug to Mina (Biblical Hebrew) (mina) Slug to Talent (Biblical Greek) (talent) Slug to Talent (Biblical Hebrew) (talent)
Force / Engineering (4 units)
Slug to Poundal (pdl) Slug to Ton (assay) (US) (AT) Slug to Ton (assay) (UK) (AT) Slug to Kilogram-force square second/meter (hyl)

Sources & references

Conversion factor (1 slug = 14.5939029372 kg) verified against the following authoritative sources:

Results are provided for general reference. Verify critical measurements against an authoritative standard.