Q355B Lebus Split‑Sleeve Rope Groove for PD15B‑04G Winch Drum

1.Q355B Lebus Split‑Sleeve Rope Groove for PD15B‑04G Winch Drum Description

This is Lebus split‑sleeve rope groove matching PD15B‑04G winch drum, made of Q355B high‑strength steel. It is designed for 15.875 mm (5/8") steel wire rope. The groove bottom diameter is φ270 mm, groove pitch 16.73 mm with 20.5 grooves. It adopts left‑hand 65° double‑folded Lebus groove profile. The rope enters through the drum body. The sleeve is fixed by plug welding, and coated with zinc‑rich primer for anti‑corrosion. With split‑sleeve design, it can be mounted on existing winch drum directly instead of replacing the whole drum, realizing neat and ordered wire‑rope spooling.

2.Q355B Lebus Split‑Sleeve Rope Groove for PD15B‑04G Winch Drum Parameter

3.Q355B Lebus Split‑Sleeve Rope Groove for PD15B‑04G Winch Drum Advantage

• Split‑sleeve construction: No need to replace the complete winch drum. Fit onto existing drum core, greatly cutting down retrofit cost and downtime.
• Lebus double‑folded groove: Guides multi‑layer wire‑rope spooling, prevents rope overlapping, squeezing and biting, reduces abrasion and extends wire‑rope service life.
• Q355B high‑strength steel: Good impact resistance and deformation resistance, suitable for heavy‑load winch working conditions.
• Zinc‑rich primer anti‑corrosion coating: Resists moisture and salt spray, ideal for outdoor and marine environments.
• Precision‑machined dimensions: Perfectly fits PD15B‑04G winch drum with accurate plug‑weld holes for easy installation and tight fitting.

4.Q355B Lebus Split‑Sleeve Rope Groove for PD15B‑04G Winch Drum Application

Widely applied for marine winches, construction lifting winches, offshore equipment and engineering hoisting mechanisms. Suitable for port cranes, seagoing vessels and heavy‑duty land‑based lifting machinery for drum retrofitting and matching.