PVCu Backnut Threaded F
Useful Information
Technical Specification
- Manufacturer: Effast
- Material: PVCu (Polyvinyl Chloride Unplasticised)
- Thread Type: BSP Female
- Pressure Rating: 15 bar at 20°C
- Operating Temperature: 5°C to +60°C
- Size Range: 3/8" to 4"
Description
Used to secure threaded fittings or flanges in place, this backnut offers a dependable fastening solution within a variety of PVCu pipework systems. Its robust female BSP thread and corrosion-resistant material make it ideal for both temporary and permanent installations in industrial and commercial environments.
Key Features & Benefits
- Female BSP threaded design for secure fastening
- Provides locking support for fittings and flanges
- Manufactured from strong, chemical-resistant PVCu
- Pressure rated up to 15 bar at 20°C

| SKU | Supplier Code | Nominal Size (Inch) | E (mm) | H (mm) | O (mm) |
| 356951 | RFFNUF0160 | 3/8 | - | - | - |
| 356952 | RFFNUF0200 | 1/2 | 28 | 13 | 38 |
| 356953 | RFFNUF0250 | 3/4 | 33 | 14 | 43 |
| 356954 | RFFNUF0320 | 1 | 46 | 16 | 56 |
| 356955 | RFFNUF0400 | 1 1/4 | 50 | 18 | 65 |
| 356956 | RFFNUF0500 | 1 1/2 | 60 | 19 | 72 |
| 356957 | RFFNUF0630 | 2 | 80 | 21 | 94 |
| 356958 | RFFNUF0750 | 2 1/2 | 95 | 23 | 105 |
| 356959 | RFFNUF0900 | 3 | 110 | 27 | 125 |
| 356960 | RFFNUF1100 | 4 | 140 | 31 | 154 |
