1/4" barb (liquid) (1/4" hose barb) vs 5/16" barb (gas) (5/16" hose barb): specs compared
Updated 05 September 2026.
3
specs differ
1/4" barb (liquid) (1/4" hose barb) and 5/16" barb (gas) (5/16" hose barb) differ on 3 specs: designation, size / thread, rating / role.
| Spec | 1/4" barb (liquid) (1/4" hose barb) | 5/16" barb (gas) (5/16" hose barb) |
|---|---|---|
| Designation | 1/4" hose barb | 5/16" hose barb |
| Size / thread | 1/4" (6.35 mm) barb tail | 5/16" (7.94 mm) barb tail |
| Fitting form | ribbed hose barb | ribbed hose barb |
| Seals on | barb ridges plus a worm clamp on the hose | barb ridges plus a worm clamp on the hose |
| Rating / role | the standard liquid-side barb on ball-lock and pin-lock disconnects | the standard gas-side barb on ball-lock and pin-lock disconnects |
Questions and answers
How do 1/4" barb (liquid) (1/4" hose barb) and 5/16" barb (gas) (5/16" hose barb) compare?
1/4" barb (liquid) (1/4" hose barb) and 5/16" barb (gas) (5/16" hose barb) differ on 3 specs: designation, size / thread, rating / role.