Millimetres, decimal inches and fractions
Inch fractions 1/64″–4″ as decimal inches and millimetres: 1/64″ steps up to one inch, 1/16″ steps above that. Handy e.g. for identifying hoses, fittings and shafts.
1/64″ – 1/2″
| Fraction [in] |
Decimal inches [in] |
Millimetres [mm] |
|---|
33/64″ – 1″
| Fraction [in] |
Decimal inches [in] |
Millimetres [mm] |
|---|
1 1/16″ – 2 1/2″
| Fraction [in] |
Decimal inches [in] |
Millimetres [mm] |
|---|
2 9/16″ – 4″
| Fraction [in] |
Decimal inches [in] |
Millimetres [mm] |
|---|
The most common hose sizes and whole inches shown in bold (1/4″, 3/8″, 1/2″, 5/8″, 3/4″, 1″, 1 1/4″, 1 1/2″, 2″, 3″, 4″). Need other conversions? See the unit converter.
The calculators and tables on this page are indicative aids only. They are based on general theoretical formulas and typical tabulated values, and do not account for all real-system conditions such as losses, temperatures, tolerances, material differences or component condition and wear. The results must not be used as the sole basis for dimensioning, manufacturing or safety; always verify dimensioning and suitability against the component manufacturer's official technical data and the applicable standards and regulations. PV-Hydrauli Oy accepts no liability for possible errors in this information or for any direct or indirect damage arising from its use. If in doubt, we are happy to help – Contact.