Tailpiece vs Cga320 Detail: specs compared
Updated 05 September 2026.
5
specs differ
Tailpiece and Cga320 Detail differ on 5 specs: designation, size / thread, fitting form, seals on, rating / role.
| Spec | Tailpiece | Cga320 Detail |
|---|---|---|
| Designation | 7/8"-14 nut, 1/4" or 3/16" barb | 0.825"-14 NGO RH, flat nipple |
| Size / thread | 7/8"-14 shoulder held by a beer nut; 1/4" or 3/16" hose barb | 0.825"-14 NGO right hand, external, flat-seat nipple |
| Fitting form | barbed nipple with a shouldered nut seat | cylinder valve outlet nut, flat seat |
| Seals on | flat washer against the shank end under the beer nut; barb under a worm clamp on the hose | flat nylon or fibre washer inside the nut against the flat valve seat |
| Rating / role | the piece that turns a shank thread into a hose barb for vinyl beer line | the CO2-only cylinder connection on North American refillable tanks |
Questions and answers
How do Tailpiece and Cga320 Detail compare?
Tailpiece and Cga320 Detail differ on 5 specs: designation, size / thread, fitting form, seals on, rating / role.