M22 x 1 female vs M24 x 1 female / 55/64-27: specs compared

Updated 05 September 2026.

24 mm
M24 x 1 female / 55/64-27 wins on major diameter

On major diameter, M24 x 1 female / 55/64-27 leads: 24 mm versus 22 mm.

SpecM22 x 1 femaleM24 x 1 female / 55/64-27
DesignationM22 x 1 femaleM24 x 1 female / 55/64-27
Major diameter22.0 mm24.0 mm
Threads per inch / pitch1 mm pitch27
Thread formfine parallelfine parallel
Seals onwasher inside the aerator housingwasher inside the aerator housing

Questions and answers

Which has the higher major diameter, M22 x 1 female or M24 x 1 female / 55/64-27?

On major diameter, M24 x 1 female / 55/64-27 leads: 24 mm versus 22 mm.

How do M22 x 1 female and M24 x 1 female / 55/64-27 compare?

On major diameter, M24 x 1 female / 55/64-27 leads: 24 mm versus 22 mm.

Compared here