Ounce to Scruple Converter

Mass Converter

26 units available

Decimals:

From

To

21.875

1 oz = 21.875 scr

Formula:

scr = oz × 21.875

With your value: 1 oz = 21.875 scr

How big is that?

Everyday references on a logarithmic scale, all expressed in ounce so you can sanity-check the result.

Paperclip (1/28 your value)0.0353 oz

AA battery (1/1.2 your value)0.847 oz

Your value1.00 oz

Can of soda (14× your value)13.8 oz

Bag of sugar (35× your value)35.3 oz

House cat (1.6e+2× your value)159 oz

Other Ounce to Scruple conversions

2 oz to scr 3 oz to scr 4 oz to scr 5 oz to scr 6 oz to scr 7 oz to scr 8 oz to scr

Ounce to Scruple Conversion Table

Ounce (oz)	Scruple (scr)
0.5	10.9375
1	21.875
2	43.75
5	109.375
10	218.75
15	328.125
20	437.5
25	546.875
50	1,093.75
100	2,187.5
250	5,468.75
500	10,937.5
1000	21,875

Scruple to Ounce Conversion Table

Scruple (scr)	Ounce (oz)
0.5	0.022857
1	0.045714
2	0.091429
5	0.228571
10	0.457143
15	0.685714
20	0.914286
25	1.142857
50	2.285714
100	4.571429
250	11.428571
500	22.857143
1000	45.714286

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Ounce (oz)

Mass

Exact conversion

1 avoirdupois ounce = 1/16 lb = 0.028 349 523 125 kg exactly.

Source: International Yard and Pound Agreement of 1959; NIST Federal Register Notice 59-5442

US, UK, Canada, Australia, New Zealand, South Africa · Reviewed 2026-07-01

Scruple (scr)

Mass

Exact conversion

Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).

Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)

Bureau International des Poids et Mesures · Reviewed 2026-07-01

How to Convert Ounce to Scruple

To convert from Ounce (oz) to Scruple (scr), multiply the value by 21.875.

Formula: scr = oz × 21.875

Reverse: oz = scr × 0.0457142857

Step-by-Step Example

Start with your value in Ounce. For example: 5 oz
Multiply by the conversion factor: 5 x 21.875
The result is: 109.375 scr

About Ounce

The ounce (oz) equals 1/16 of a pound or approximately 28.35 grams. It is used for food portions and small weight measurements.

Common uses: food portions, postal mail, precious metals.

About Scruple

The scruple (scr) is a unit of mass and weight. One scruple equals 0.0012959782 kilograms. UnitConvertLab converts it against every other mass unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: mass calculations, engineering and science, education.

Frequently Asked Questions

How many Scruple are in 1 Ounce?

There are exactly 21.875 Scruple in 1 Ounce. This means the conversion factor from Ounce to Scruple is 21.875.

What is the formula to convert Ounce to Scruple?

The formula to convert Ounce to Scruple is: scr = oz × 21.875. For example, to convert 10 Ounce to Scruple, you would multiply 10 by 21.875.

What is a Ounce?