13 RW

What is the nominal o.d. (mm) for 13 RW?

For 13 RW, nominal o.d. (mm) is 2.41; nominal i.d. (mm) is 1.80; wall thickness (mm) is .305, verified against its source on 2026-08-27.

13 RW 2.41 2.39/2.44 .305 1.80 1.75/1.85

— nesmalltube.com, retrieved 2026-08-27