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Ronstan
Series 40 All Purpose Cheek Block
Series 40 All Purpose Cheek Block
Regular price
$39.48 AUD
Regular price
Sale price
$39.48 AUD
Shipping calculated at checkout.
Quantity
Couldn't load pickup availability
All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing.
Can be mounted on masts and booms using the curved surface adapter. Can be stacked to create a double version, but no more than 60% of the rated working load should be applied to the upper sheave.
Features
Exceptionally high working loads
Low maintenance, long service life
Self-lubricating sheave
Mount with 3 x 5mm (3/16") fasteners (not supplied)
Specifications
| Type of Block | Cheek/Foot |
|---|---|
| B.L. (kg) | 1000 |
| M.W.L. (kg) | 400 |
| Max. Rope diameter (mm) | 10 |
| Weight (g) | 66 |
| Fastener √ò (mm) | 5 |
| Qty. Fasteners | 3 |
Applications
- Mainsheet.
- Halyard.
- Vang.
- Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)
Materials
- U.V. stabilised Acetal sheaves.
- Grade 316 stainless steel bearing race.
- Grade 316 stainless steel cheeks.
Variants
| Product No | Sheave Dia mm (in) | Rope Dia mm (in) | Max Working Load kg (lb) | Break Load kg (lb) | Weight g (oz) | Pin Dia mm (in) |
| RF41100 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 1000 (2200) | 71 (2.5) | 5 (3/16) |
| RF41101 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 1000 (2200) | 54 (1.9) | - |
| RF41110 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 1000 (2200) | 80 (2.8) | 5 (3/16) |
| RF41111 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 1000 (2200) | 61 (2.2) | - |
| RF41210 | 40 (1 9/16) | 10 (3/8) | 600 1320) | 1200 (2650) | 143 (5) | 5 (3/16) |
| RF41310 | 40 (1 9/16) | 10 (3/8) | 700 (1540) | 1400 (3090) | 209 (7.4) | 5 (3/16) |
| RF41140 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 800 (1760) | 72 (2.5) | - |
| RF41151 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 1000 (2200) | 66 (2.3) | - |
| RF41171 | 40 (1 9/16) | 10 (3/8) | 400 (880) | 1000 (2200) | 59 (2.1) | - |
| RF41300 | 40 (1 9/16) | 10 (3/8) | 700 (1540) | 1400 (3090) | 195 (6.9) | 5 (3/16) |
| RF41500 | 40 + 24 (1 9/16 + 15/16) | 8 (5/16) | 400 (880) | 1000 (2200) | 91 (3.2) | 5 (3/16) |
| RF41510 | 40 + 24 (1 9/16 + 15/16) | 8 (5/16) | 400 (880) | 1000 (2200) | 98 (3.5) | 5 (3/16) |
| RF41520 | 40 + 24 (1 9/16 + 15/16) | 8 (5/16) | 400 (880) | 1000 (2200) | 157 (5.5) | 5 (3/16) |
| RF41530 | 40 + 24 (1 9/16 + 15/16) | 8 (5/16) | 400 (880) | 1000 (2200) | 164 (5.8) | 5 (3/16) |
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