Description
HARKEN 2.25" Block – Swivel – 001
HARKEN 2.25" Block – Swivel – 001 is Harken sailing hardware engineered for reliable marine use in the application indicated by its model and configuration.
- Genuine Harken marine hardware.
- Model-specific geometry and configuration.
- Designed for repeatable use in sailing control or rigging systems.
- Select and install according to the matching Harken system requirements.
- Part number provides the definitive compatibility reference.
The 2.25 in (57 mm) blocks are compact and lightweight, with fast trim and release under high or low loads. Perfect for dinghies, scows, beachcats and iceboats, as well as small offshore racers and cruisers.
For best results, confirm the Harken part number and system compatibility before installation, and operate the hardware within Harken’s published line-size and load limits.
Specifications
- Manufacturer: Harken
- Part Number: 001
- Nominal Size: 2.25 in
- Configuration: Swivel
- Sheave Ø (mm): 57 mm
- Sheave Ø (in): 2 1/4 in
- Length (mm): 108 mm
- Length (in): 4 1/4 in
- Weight (g): 128 g
- Weight (oz): 4.5 oz
- Maximum line Ø (mm): 12 mm
- Maximum line Ø (in): 7/16 in
- Maximum working load (kg): 227 kg
- Maximum working load (lb): 500 lb
- Breaking load (lb): 2500 lb
- Breaking load (kg): 1134 kg
- Shackle pin Ø (mm): 5 mm
- Shackle pin Ø (in): 3/16 in

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