Elbow TP vs Ball-lock gas disconnect (MFL: specs compared
Updated 05 September 2026.
5
specs differ
Elbow TP and Ball-lock gas disconnect (MFL differ on 5 specs: designation, size / thread, fitting form, seals on, rating / role.
| Spec | Elbow TP | Ball-lock gas disconnect (MFL |
|---|---|---|
| Designation | 5/8" G nut x 5/16" barb | grey QD, 1/4" MFL tail |
| Size / thread | 5/8" G (BSP) hex nut on one end, 5/16" hose barb at 90 degrees | snaps over the gas post; 1/4" MFL (7/16-20 UNF) tail, often with an integrated check valve |
| Fitting form | right-angle barbed tailpiece | snap-on gas quick disconnect |
| Seals on | flat washer against the shank or coupler face; barb under a worm clamp | O-ring over the post shoulder; flare face at the MFL tail |
| Rating / role | turns a beer line down or sideways in tight kegerator space | the gas-side ball-lock disconnect, keyed to the gas post and usually grey or white |
Questions and answers
How do Elbow TP and Ball-lock gas disconnect (MFL compare?
Elbow TP and Ball-lock gas disconnect (MFL differ on 5 specs: designation, size / thread, fitting form, seals on, rating / role.