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K| Style | Model | Body Material | Connection Type | Max. Pressure | Outside Dia. | Pipe Size | Temp. Range | Tube Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| A | 703R 11/4X3/4 | Cast Bronze | C x FNPT | 351 psi@200 Degrees F | 1-3/8" x 7/8" | 3/4" | -20 Degrees to 400 Degrees F | 1.25" | £43.97 | |
| B | 7032R 1/2X1/4 | Cast Bronze | FTG x FNPT | 577 psi@200 Degrees F | 5/8" x 3/8" | 1/4" | -20 Degrees to 400 Degrees F | 1/2" x 1/4" | £17.39 | |
| B | 7032R 3/4X1/2 | Cast Bronze | FTG x FNPT | 466 psi@200 Degrees F | 7/8" x 5/8" | 1/2" | -20 Degrees to 400 Degrees F | 3/4" x 1/2" | £25.73 | |
| A | 703R-LF 3/4X3/8 | Low Lead Cast Bronze | C x FNPT | 466 psi | - | 3/8" | -20 Degrees to 200 Degrees F | 3/4" | £23.36 | |
| C | 604R 5/8x1/2 | Wrot Copper | C x MNPT | 631 psi@100 Degrees F | 3/4" x 1/2" | 1/2" | -20 Degrees to 400 Degrees F | 5/8" | £15.50 | |
| D | U603 1/2x1/4 | Wrot Copper | C x FNPT | 722 psi@100 Degrees F | 5/8" x 3/8" | 1/4" | -20 Degrees to 400 Degrees F | 1/2" | £6.99 | |
| D | C603 1/2x3/8 | Wrot Copper | C x FNPT | 722 psi@100 Degrees F | 5/8" x 1/2" | 3/8" | -20 Degrees to 400 Degrees F | 1/2" | £6.01 | |
| D | 603R 1/4x3/8 | Wrot Copper | C x FNPT | 912 psi@100 Degrees F | 3/8" x 1/2" | 3/8" | -20 Degrees to 400 Degrees F | 1/4" | £8.18 | |
| D | 603R 5/8x1/2 | Wrot Copper | C x FNPT | 631 psi@100 Degrees F | 3/4"x 5/8" | 1/2" | -20 Degrees to 400 Degrees F | 5/8" | £10.54 | |
| D | 603-R | Wrot Copper | C x FNPT | 439 psi@100 Degrees F | 1-3/8" x 1-1/8" | 1" | -20 Degrees to 400 Degrees F | 1.25" | £34.93 | |
| D | 604R 3/8x1/2 | Wrot Copper | C x MNPT | 779 psi@100 Degrees F | 1/2" x 1/2" | 1/2" | -20 Degrees to 400 Degrees F | 3/8" | £9.62 | |
| D | 604R 1/2x1 | Wrot Copper | C x MNPT | 722 psi@100 Degrees F | 5/8" x 1" | 1" | -20 Degrees to 400 Degrees F | 1/2" | £15.87 | |
| D | 603R 3/4x1 | Wrot Copper | C x FNPT | 582 psi@100 Degrees F | 7/8"x 1-1/8" | 1" | -20 Degrees to 400 Degrees F | 3/4" | £15.12 | |
| E | 604R 1x3/4 | Wrot Copper | C x MNPT | 494 psi@100 Degrees F | 1-1/8" x 3/4" | 3/4" | -20 Degrees to 400 Degrees F | 1" | £17.98 | |
| F | 604-R | Wrot Copper | C x MNPT | 494 psi@100 Degrees F | 1-1/8" x 1-1/2" | 1.5" | -20 Degrees to 400 Degrees F | 1" | £31.06 | |
| D | 603R 1x3/4 | Wrot Copper | C x FNPT | 494 psi@100 Degrees F | 1-1/8" x 7/8" | 3/4" | -20 Degrees to 400 Degrees F | 1" | £12.70 | |
| D | 604R 1/8x1/4 | Wrot Copper | C x MNPT | 912 psi@100 Degrees F | 1/4" x 1/4" | 1/4" | -20 Degrees to 400 Degrees F | 1/8" | £11.76 | |
| D | 604R 5/8x3/4 | Wrot Copper | C x MNPT | 631 psi@100 Degrees F | 3/4" x 3/4" | 3/4" | -20 Degrees to 400 Degrees F | 5/8" | £10.65 | |
| D | C603 3/4x1/2 | Wrot Copper | C x FNPT | 582 psi@100 Degrees F | 7/8" x 5/8" | 1/2" | -20 Degrees to 400 Degrees F | 3/4" | £7.30 | |
| G | C604 1/2x3/8 | Wrot Copper | C x MNPT | 722 psi@100 Degrees F | 5/8" x 3/8" | 3/8" | -20 Degrees to 400 Degrees F | 1/2" | £5.60 | |
| G | U604 3/4x1/2 | Wrot Copper | C x MNPT | 582 psi@100 Degrees F | 7/8" x 1/2" | 1/2" | -20 Degrees to 400 Degrees F | 3/4" | £9.48 | |
| D | 603R 1/8x1/4 | Wrot Copper | C x FNPT | 912 psi@100 Degrees F | 1/4" x 3/8" | 1/4" | -20 Degrees to 400 Degrees F | 1/8" | £10.34 | |
| H | U604 1/2x3/4 | Wrot Copper | C x MNPT | 722 psi@100 Degrees F | 5/8" x 3/4" | 3/4" | -20 Degrees to 400 Degrees F | 1/2" | £9.48 | |
| I | 604-R | Wrot Copper | C x MNPT | 722 psi@100 Degrees F | 5/8" x 1/4" | 1/4" | -20 Degrees to 400 Degrees F | 1/2" | £7.75 | |
| D | 603R 3/8x1/2 | Wrot Copper | C x FNPT | 779 psi@100 Degrees F | 1/2" x 5/8" | 1/2" | -20 Degrees to 400 Degrees F | 3/8" | £7.25 | |
| D | 603R 11/4x11/2 | Wrot Copper | C x FNPT | 439 psi@100 Degrees F | 1-3/8" x 1-5/8" | 1.5" | -20 Degrees to 400 Degrees F | 1.25" | £32.03 | |
| J | 603-R | Wrot Copper | C x FNPT | 408 psi@100 Degrees F | 1-5/8" x 2-1/8" | 2" | -20 Degrees to 400 Degrees F | 1.5" | £67.66 | |
| D | 604R 3/8x3/4 | Wrot Copper | C x MNPT | 779 psi@100 Degrees F | 1/2" x 3/4" | 3/4" | -20 Degrees to 400 Degrees F | 3/8" | £8.36 | |
| E | 604R 11/4x11/2 | Wrot Copper | C x MNPT | 439 psi@100 Degrees F | 1-3/8" x 1-1/2" | 1.5" | -20 Degrees to 400 Degrees F | 1.25" | £29.74 | |
| E | 604R 11/4x1 | Wrot Copper | C x MNPT | 439 psi@100 Degrees F | 1-3/8" x 1" | 1" | -20 Degrees to 400 Degrees F | 1.25" | £19.17 | |
| E | 604R 11/2x1 | Wrot Copper | C x MNPT | 408 psi@100 Degrees F | 1-5/8" x 1" | 1" | -20 Degrees to 400 Degrees F | 1.5" | £33.55 | |
| D | C603 1/2x3/4 | Wrot Copper | C x FNPT | 722 psi@100 Degrees F | 5/8" x 7/8" | 3/4" | -20 Degrees to 400 Degrees F | 1/2" | £7.22 | |
| D | 603R 3/8x1/4 | Wrot Copper | C x FNPT | 779 psi@100 Degrees F | 1/2" x 3/8" | 1/4" | -20 Degrees to 400 Degrees F | 3/8" | £6.50 | |
| D | 603R 1x1/2 | Wrot Copper | C x FNPT | 494 psi@100 Degrees F | 1-1/8" x 5/8" | 1/2" | -20 Degrees to 400 Degrees F | 1" | £21.49 | |
| D | 603R 5/8x3/4 | Wrot Copper | C x FNPT | 631 psi@100 Degrees F | 3/4" x 7/8" | 3/4" | -20 Degrees to 400 Degrees F | 5/8" | £8.54 | |
| J | 603-R | Wrot Copper | C x FNPT | 408 psi@100 Degrees F | 1-5/8" x 1-3/8" | 1.25" | -20 Degrees to 400 Degrees F | 1.5" | £39.07 | |
| D | 603R 2x11/2 | Wrot Copper | C x FNPT | 364 psi@100 Degrees F | 2-1/8" x 1-5/8" | 1.5" | -20 Degrees to 400 Degrees F | 2" | £48.66 | |
| E | 604R 1x11/4 | Wrot Copper | C x MNPT | 494 psi@100 Degrees F | 1-1/8" x 1-1/4" | 1.25" | -20 Degrees to 400 Degrees F | 1" | £19.61 | |
| E | 604R 11/2x11/4 | Wrot Copper | C x MNPT | 408 psi@100 Degrees F | 1-5/8" x 1-1/4" | 1.25" | -20 Degrees to 400 Degrees F | 1.5" | £29.03 | |
| K | 604R 11/2x2 | Wrot Copper | C x MNPT | 408 psi@100 Degrees F | 1-5/8" x 2" | 2" | -20 Degrees to 400 Degrees F | 1.5" | £53.47 | |
| F | 604-R | Wrot Copper | C x MNPT | 364 psi@100 Degrees F | 2-1/8" x 1-1/2" | 1.5" | -20 Degrees to 400 Degrees F | 2" | £49.48 | |
| H | C604 3/4x1 | Wrot Copper | C x MNPT | 582 psi@100 Degrees F | 7/8" x 1" | 1" | -20 Degrees to 400 Degrees F | 3/4" | £13.14 |
Nibco reducing adapters are designed to provide a permanent, leakproof connection, in plumbing assemblies, that resists scaling and corrosion. These adapters feature bodies made of cast bronze / wrought copper / low lead cast bronze to withstand temperatures and pressures up to 400 degrees F and 912 psi, respectively. Choose from a wide range of these reducing adapters available in pipe sizes ranging from 1/4 to 2 inches on Raptor Supplies.