Hexagon Reducing
Male thread BSPT
Female thread BSPP
Working pressure 10 bar (150psi) with 4:1 safety factor
Temperature range -20 to +400°C
Grade 316 stainless steel generally to BS1740
Male BSPT taper threads to BS 21 ISO 7.1
Female BSPP taper threads to BS 2279
| Part Number | BSPT | BSPP |
| RB4-2SS | 1/4 | 1/8 |
| RB6-2SS | 3/8 | 1/8 |
| RB6-4SS | 3/8 | 1/4 |
| RB8-2SS | 1/2 | 1/8 |
| RB8-4SS | 1/2 | 1/4 |
| RB8-6SS | 1/2 | 3/8 |
| RB12-2SS | 3/4 | 1/8 |
| RB12-4SS | 3/4 | 1/4 |
| RB12-6SS | 3/4 | 3/8 |
| RB12-8SS | 3/4 | 1/2 |
| RB16-4SS | 1" | 1/4 |
| RB16-6SS | 1" | 3/8 |
| RB16-8SS | 1" | 1/2 |
| RB16-12SS | 1" | 3/4 |
| RB20-6SS | 1 1/4 | 3/8 |
| RB20-8SS | 1 1/4 | 1/2 |
| RB20-12SS | 1 1/4 | 3/4 |
| RB20-16SS | 1 1/4 | 1" |
| RB24-6SS | 1 1/2 | 3/8 |
| RB24-8SS | 1 1/2 | 1/2 |
| RB24-12SS | 1 1/2 | 3/4 |
| RB24-16SS | 1 1/2 | 1" |
| RB32-8SS | 2" | 1/2 |
| RB32-12SS | 2" | 3/4 |
| RB32-16SS | 2" | 1" |
| RB32-20SS | 2" | 1 1/4 |
| RB32-24SS | 2" | 1 1/2 |
| RB40-12SS | 2 1/2 | 3/4 |
| RB40-16SS | 2 1/2 | 1" |
| RB40-20SS | 2 1/2 | 1 1/4 |
| RB40-24SS | 2 1/2 | 1 1/2 |
| RB40-32SS | 2 1/2 | 2" |
| RB48-16SS | 3" | 1" |
| RB48-20SS | 3" | 1 1/4 |
| RB48-24SS | 3" | 1 1/2 |
| RB48-32SS | 3" | 2" |
| RB48-40SS | 3" | 2 1/2 |
| RB64-16SS | 4" | 1" |
| RB64-20SS | 4" | 1 1/4 |
| RB64-24SS | 4" | 1 1/2 |
| RB64-32SS | 4" | 2" |
| RB64-40SS | 4" | 2 1/2 |
| RB64-48SS | 4" | 3" |
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