Fluid power cylinders
Seals
Rod seals
Dimensions
Pistons
Single piston-rod cylinders
Diameter
Hydraulic equipment
Reciprocating parts
Surface texture
Reciprocating shaft seals
Hydraulic cylinders
Hydraulic transmission systems
Link: BS ISO 5597:2018 Hydraulic fluid power. Cylinders. Dimensions and tolerances of housings for single-acting piston and rod seals in reciprocating applications
Source: BSI Standards