Jg38 vs CO2 M10: specs compared
Updated 05 September 2026.
6
specs differ
Jg38 and CO2 M10 differ on 6 specs: designation, size / thread, fitting form, seals on, rating / role, tube od.
| Spec | Jg38 | CO2 M10 |
|---|---|---|
| Designation | 3/8" (9.5 mm) OD | M10 x 1 mm |
| Size / thread | 3/8" (9.53 mm) | M10 x 1 mm metric external thread |
| Fitting form | push-fit collet, imperial | small metric disposable CO2 cartridge / DIY welding CO2 |
| Seals on | single O-ring plus stainless collet grab-ring | seat in the piercer or valve against the cartridge |
| Rating / role | Speedfit acetal fittings rated to 12 bar at 20 C, 6 bar at 65 C | the metric small-cartridge thread used on some soda and DIY CO2 sources |
| Tube OD | 9.53 mm |
Questions and answers
How do Jg38 and CO2 M10 compare?
Jg38 and CO2 M10 differ on 6 specs: designation, size / thread, fitting form, seals on, rating / role, tube od.