Seldén Single-Disc Plain Bearing Block PBB100 for Backstays and Halyards
The PBB100 blocks can handle workloads of up to 4t.
The blocks have one acetal bearing and two axial Delrin® bearings , which stabilize the disc if the line does not enter or exit exactly centrally.
The jaws and discs are made of milled, black anodized aluminum .
The axis of the swivel is milled out to save weight. All stainless steel parts are insulated.
Easy disassembly for maintenance.
| Designation | Disc diameter mm | Working load kg | Breaking load kg | max. linen Ø mm | Bolt diameter mm |
| PBB100, single sheave for traps/backstages | 100 | 4000 | 8000 | 20 | 16 |
Couldn't load pickup availability
The PBB100 blocks can handle workloads of up to 4t.
The blocks have one acetal bearing and two axial Delrin® bearings , which stabilize the disc if the line does not enter or exit exactly centrally.
The jaws and discs are made of milled, black anodized aluminum .
The axis of the swivel is milled out to save weight. All stainless steel parts are insulated.
Easy disassembly for maintenance.
| Designation | Disc diameter mm | Working load kg | Breaking load kg | max. linen Ø mm | Bolt diameter mm |
| PBB100, single sheave for traps/backstages | 100 | 4000 | 8000 | 20 | 16 |
Herstellerinformationen gemäß GPSR:
SELDEN MAST ABRedegatan 11
42677 Västra Frölunda
Mail: info@seldenmast.se
