Product Description
British Standard Pipe Fine carbon steel hexagon die nuts for cleaning, chasing and restoring existing external parallel pipe threads.
These BSPF hex die nuts are manufactured from carbon steel and feature a hexagonal body that can be driven with a suitable spanner or socket. They are useful for repairing damaged, dirty or lightly corroded external threads on pipe fittings, adapters, connectors and engineering components.
- Thread form: BSPF / BSPP / British Standard Pipe Parallel
- Material: Carbon steel
- Tool type: Hexagon die nut
- Thread type: Parallel pipe thread
- Use: Cleaning, chasing and restoring existing external threads
- Thread sizes available: 1/8"-28 BSPF through to 2"-11 BSPF
| Thread Size | TPI | Thread Form | Thread Type | Material | Tool Type |
|---|---|---|---|---|---|
| 1/8"-28 BSPF | 28 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 1/4"-19 BSPF | 19 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 3/8"-19 BSPF | 19 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 1/2"-14 BSPF | 14 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 5/8"-14 BSPF | 14 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 3/4"-14 BSPF | 14 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 7/8"-14 BSPF | 14 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 1"-11 BSPF | 11 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 1 1/4"-11 BSPF | 11 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 1 1/2"-11 BSPF | 11 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 1 3/4"-11 BSPF | 11 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
| 2"-11 BSPF | 11 | BSPF / BSPP | Parallel | Carbon Steel | Hexagon Die Nut |
Please note: BSP thread sizes refer to the nominal pipe bore and do not equal the actual measured outside thread diameter.
Carbon steel die nuts are primarily recommended for cleaning and restoring existing threads rather than regular production of new threads.
Please note: Specifications are intended as a guide only. If dimensions are critical to your project, please check with us before ordering.

| A | B | C |
| 1" | * | 11 |
| 2" | * | 11 |
| 1/8" | * | 28 |
| 1/4" | * | 19 |
| 1 1/4" | * | 11 |
| 3/8" | * | 19 |
| 1/2" | * | 14 |
| 1 1/2" | * | 11 |
| 5/8" | * | 14 |
| 3/4" | * | 14 |
| 1 3/4" | * | 11 |
| 7/8" | * | 14 |