Harken 16mm Ball Bearing Blocks
HAR-404
Sheave Diameter: 16mm
Maximum Line Diameter: 5mm
Versatile range with multiple configurations
Hardened stainless steel inner race for maximum load-bearing capacity
High-strength stainless steel side plates for even load distribution
Single, Double and Triple ball bearing blocks, available with or without becket
Perfect for 4 and 5mm hi-tech control lines on performance dinghies as well as downhauls and controls on yachts
More Information
Features
Harken, 16mm Blocks, feature stainless steel ball bearings in a captive, hardened stainless steel inner race for maximum strength-to-weight ratio and high-strength stainless steel side plates to distribute the load evenly.
The Harken 16mm Ball Bearing Block range is perfect for 4mm and 5mm diameter high-tech control lines found on performance dinghies.
Harken 16mm Blocks are ideal for use with dinghy control lines, big boat leach lines, downhauls, traveller controls, spinnaker pole trip lines, outhauls, cunninghams and halyards on prams.
Harken can supply spare O rings.
| Harken Reference | Harken Block | Weight | MBL | MWL | Maximum Line Diameter |
| 404 | Single – Fixed | 10g | >544kg | 250kg | 5mm |
| 405 | Single – Fixed - Becket | 12g | 544kg | 250kg | 5mm |
| 376 | Forkhead Block | 11g | 544kg | 113kg | 5mm |
| 417 | Single Swivel Blocks | 18g | 339kg | 113kg | 5mm |
| 442 | Single Block with Eyestrap | 12g | 544kg | 113kg | 5mm |
| 406 | Double Block | 27g | 544kg | 204kg | 5mm |
| 407 | Double Block With Becket | 28g | 544kg | 204kg | 5mm |
| 408 | Triple Fixed Block | 41g | 544kg | 318kg | 5mm |
| 409 | Triple Fixed Block With Becket | 43g | 544kg | 318kg | 5mm |
| 416 | Fixed Cheek Block | 113kg | 544kg | 12g | 5mm |
| 432 | Pivot Cheek Block | 544kg | 113kg | 11g | 5mm |
| 391 | Hook in Halyard Block | 544kg | 113kg | 13g | 5mm |
| 467 | Narrow Ferrule Head Block | 339kg | 113kg | 12g | 4mm |
| 437 | Flip-Flop Block | 544kg | 113kg | 21g | 5mm |
| 421 | Thru-deck Block | 544kg | 113kg | 18g | 5mm |
| 368 | Double Thru-deck block | 544kg | 113kg | 27g | 5mm |
MBL = Harken Manufacturer Break Load
MWL = Harken Maximum Working Load
- Block Size - 16mm
