Centistokes to Square Inch/Second Converter

Kinematic Viscosity Converter

6 units available

Decimals:

From

To

0.00155

1 cSt = 0.00155 in²/s

Formula:

in²/s = cSt × 0.0015500031

With your value: 1 cSt = 0.00155 in²/s

Other Centistokes to Square Inch/Second conversions

2 cSt to in²/s 3 cSt to in²/s 4 cSt to in²/s 5 cSt to in²/s 6 cSt to in²/s 7 cSt to in²/s 8 cSt to in²/s

Centistokes to Square Inch/Second Conversion Table

Centistokes (cSt)	Square Inch/Second (in²/s)
0.5	0.000775
1	0.00155
2	0.0031
5	0.00775
10	0.0155
15	0.02325
20	0.031
25	0.03875
50	0.0775
100	0.155
250	0.387501
500	0.775002
1000	1.550003

Square Inch/Second to Centistokes Conversion Table

Square Inch/Second (in²/s)	Centistokes (cSt)
0.5	322.58
1	645.16
2	1,290.32
5	3,225.8
10	6,451.6
15	9,677.4
20	12,903.2
25	16,129
50	32,258
100	64,516
250	161,290
500	322,580
1000	645,160

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.

Centistokes (cSt)

Kinematic Viscosity

Exact conversion

Derived quantity, square metre per second (m²/s). The stokes is exactly 10⁻⁴ m²/s by CGS definition.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Square Inch/Second (in²/s)

Kinematic Viscosity

Exact conversion

Derived quantity, square metre per second (m²/s). The stokes is exactly 10⁻⁴ m²/s by CGS definition.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Centistokes to Square Inch/Second

To convert from Centistokes (cSt) to Square Inch/Second (in²/s), multiply the value by 0.0015500031.

Formula: in²/s = cSt × 0.0015500031

Reverse: cSt = in²/s × 645.16

Step-by-Step Example

Start with your value in Centistokes. For example: 5 cSt
Multiply by the conversion factor: 5 x 0.0015500031
The result is: 0.00775 in²/s

About Centistokes

The centistokes (cSt) is a unit of kinematic viscosity. One centistokes equals 1.000000 × 10^-6 base units. UnitConvertLab converts it against every other kinematic viscosity unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: kinematic viscosity calculations, engineering and science, education.

About Square Inch/Second

The square inch/second (in²/s) is a unit of kinematic viscosity. One square inch/second equals 0.00064516 base units. UnitConvertLab converts it against every other kinematic viscosity unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: kinematic viscosity calculations, engineering and science, education.

Frequently Asked Questions

How many Square Inch/Second are in 1 Centistokes?

There are exactly 0.0015500031 Square Inch/Second in 1 Centistokes. This means the conversion factor from Centistokes to Square Inch/Second is 0.0015500031.

What is the formula to convert Centistokes to Square Inch/Second?

The formula to convert Centistokes to Square Inch/Second is: in²/s = cSt × 0.0015500031. For example, to convert 10 Centistokes to Square Inch/Second, you would multiply 10 by 0.0015500031.

What is a Centistokes?