Mass and Weight · Unit Converter

Convert Quarter (US) to Slug

Convert quarters (us) to slugs instantly. 1 quarter (us) = 0.7770237543 slug — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Slug to Quarter (US) 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

Avoirdupois

Quarter (US)

What is a quarter (us)?

The US quarter equals one-fourth of a short hundredweight, 25 pounds (about 11.34 kg).

Origin of the quarter (us)

A 'quarter' of the US short hundredweight.

Where it is used

US agricultural and commodity weighing.

When and where it was developed

Defined within the US customary hundredweight system.

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.

Quarter (US) to Slug conversion formula

The relationship between quarters (us) and slugs:

1 qr = 0.7770237543 slug
1 slug = 1.2869619423 qr

To convert quarters (us) to slugs, multiply the value in quarters (us) by 0.7770237543. To reverse, multiply slugs by 1.2869619423.

How to use this converter

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

Step-by-step: convert quarters (us) to slugs

  1. Write down the value in quarters (us) (qr).
  2. Multiply that value by the factor 0.7770237543.
  3. The product is the equivalent value in slugs (slug).
  4. To reverse, multiply the slug value by 1.2869619423.

Worked examples

Example 1 — Convert 1 qr to slug:
1 × 0.7770237543 = 0.7770237543 slug

Example 2 — Convert 100 qr to slug:
100 × 0.7770237543 = 77.702375429 slug

Quarter (US) to Slug conversion table

Standard reference values for converting quarters (us) to slugs:

Quarter (US) [qr]Slug [slug]
0.010.0077702375
0.10.0777023754
10.7770237543
21.5540475086
32.3310712629
43.1080950172
53.8851187714
107.7702375429
2015.5404750858
3023.3107126287
4031.0809501716
5038.8511877145
10077.702375429
500388.5118771448
1000777.0237542895

Frequently asked questions

How many slugs is 1 quarter (us)?
1 quarter (us) equals 0.7770237543 slug.
How do I convert quarters (us) to slugs?
Multiply the value in quarters (us) by 0.7770237543 to get slugs.
How do I convert slugs back to quarters (us)?
Multiply the value in slugs by 1.2869619423, or use the Slug to Quarter (US) converter.
How many slugs is 100 quarters (us)?
100 quarters (us) equals 77.702375429 slugs, because 100 × 0.7770237543 = 77.702375429.

Convert Quarter (US) to other weight units

Show all Quarter (US) conversions
Metric / SI (18 units)
Avoirdupois (14 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Force / Engineering (5 units)

Sources & references

Conversion factor (1 qr = 0.7770237543 slug) verified against the following authoritative sources:

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