SKF PHP4-8V1800TB v-belt pulley (sheave). Cast-iron or steel V-belt pulley bored for taper-lock bushing (QD or Taper), with grooves cut to the classical or narrow-section V-belt profile in one, two, three, four or six-groove execution. Manufactured to ISO 4183 / RMA IP-20 / IP-22. Bore is set per the fitted taper bushing designation; pilot-bore variants require final machining before use.
| Type | V-belt pulley (sheave) |
| Designation | SKF PHP4-8V1800TB |
| HS code | 8483.50 |
| Pitch diameter | 452.12 mm |
| Outside diameter | 457.2 mm |
| Bore min | 69.85 mm |
| Bore max | 125.41 mm |
| Width over grooves | 123.83 mm |
| Length through bore | 101.6 mm |
| Category | V-belt pulleys |
| Pulley type | A-2 |
| Section | 8V |
| Mounting arrangement | Taper bush |
| Bushing number | 4040 |
| Material | Cast Iron |
| Number of grooves | 4 |
| Product net weight | 59.1 kg |
| eClass code | 23-17-02-08 |
| UNSPSC code | 24101613 |
| Material | As declared by SKF designation suffix |
| Temperature range | Per SKF product data |
| Primary standard | SKF designation convention (see description for governing ISO / DIN) |
| MOQ | 1 |
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.