2-11.5 NPT vs 2" Type A / B (A-A-59326): specs compared

Updated 05 September 2026.

63 mm
2" Type A / B (A-A-59326) wins on major diameter

On major diameter, 2" Type A / B (A-A-59326) leads: 63 mm versus 60.32 mm.

Spec2-11.5 NPT2" Type A / B (A-A-59326)
Designation2-11.5 NPT2" Type A / B (A-A-59326)
Major diameter60.32 mm63.0 mm
Threads per inch / pitch11.5n/a (lever cam)
Thread formtapered, 60 degreecam-and-groove, no thread
Seals onon the thread flanks with PTFE tapegasket compressed by the cam arms

Questions and answers

Which has the higher major diameter, 2-11.5 NPT or 2" Type A / B (A-A-59326)?

On major diameter, 2" Type A / B (A-A-59326) leads: 63 mm versus 60.32 mm.

How do 2-11.5 NPT and 2" Type A / B (A-A-59326) compare?

On major diameter, 2" Type A / B (A-A-59326) leads: 63 mm versus 60.32 mm.

Compared here