1/4" barb (liquid) (1/4" hose barb) vs Bsp38: specs compared
Updated 05 September 2026.
5
specs differ
1/4" barb (liquid) (1/4" hose barb) and Bsp38 differ on 5 specs: designation, size / thread, fitting form, seals on, rating / role.
| Spec | 1/4" barb (liquid) (1/4" hose barb) | Bsp38 |
|---|---|---|
| Designation | 1/4" hose barb | 3/8" BSP (G3/8) |
| Size / thread | 1/4" (6.35 mm) barb tail | 3/8" BSP (G3/8) parallel |
| Fitting form | ribbed hose barb | parallel pipe thread |
| Seals on | barb ridges plus a worm clamp on the hose | flat washer on the thread face |
| Rating / role | the standard liquid-side barb on ball-lock and pin-lock disconnects | the smaller UK dispense thread on some shanks, John Guest stem adapters and inline taps |
Questions and answers
How do 1/4" barb (liquid) (1/4" hose barb) and Bsp38 compare?
1/4" barb (liquid) (1/4" hose barb) and Bsp38 differ on 5 specs: designation, size / thread, fitting form, seals on, rating / role.