Tank Cleaning Machine Worm-Wheel Replacement Hardened Steel Butterworth K Pattern — service-interval spare for cargo-tank cleaning machine top-cover.
| Component | Tank Cleaning Machine Worm-Wheel Replacement Hardened Steel Butterworth K Pattern |
| Material | 20MnCr5 case-hardened worm wheel ground-and-lapped to AGMA 11 quality |
| Duty | continuous cargo-tank washing service / dry-dock service |
| Working pressure | 12 bar nominal (cover) / N/A (driver) |
| Temperature | 5 to 95 C continuous (top-cover) / -10 to +50 C (driver) |
| Mounting | drop-in OEM machine body |
| Delivery | in protective packaging with EN 10204 3.1 material certificate |
| Material | 20MnCr5 case-hardened gear + ground + lapped |
| MOQ | 1 ea |
Form-fit envelope for Butterworth K / SA / SAT, Toftejorg TZ-74 / TJ-20 / SaniMagnum / SaniMega, Scanjet SC30 / SM tank-cleaning machine top-cover refresh + drive-train worm-wheel / pinion gear change-out + dry-dock high-torque retaining-bolt service.