How are shackles sized?
A shackle has two main paths, the body and the pin. The body can have the anchor shape (bow) or a chain shape (D type). Shackles are sized according to the diameter of the bow section rather than the pin size.
What size is a 25 ton shackle?
1-3/4″
Specifications
| MPN | 1018632 |
|---|---|
| Size | 1-3/4″ |
| Type | Screw Pin Anchor |
| Material | Carbon Steel |
| WLL (tons) | 25 |
How do you size an anchor shackle?
Shackles have a 6:1 ratio of working load to ultimate strength. We generally recommend that you select a shackle that is one size larger than the chain. For example, if you have 1/4″ chain, select a 5/16″ shackle. Swivel Anchor Connectors are used to prevent the boat from twisting the chain.
How much does a 55t shackle weigh?
85.75
Specifications
| MPN | 1018678 |
|---|---|
| Inside Width | 7.25″ |
| Throat Opening | 4.13″ |
| Pin Diameter | 2.75″ |
| Weight (lbs) | 85.75 |
What is a 3/4 Crosby shackle rated for?
Hooks – Quenched & Tempered
| Nominal Size (in.) Diameter of Bow | Carbon Maximum Working Load (Tons) | Alloy Maximum Working Load (Tons) |
|---|---|---|
| 1/2 | 5 | 7 |
| 5/8 | 7-1/2 | 11 |
| 3/4 | 10 | 15 |
| 7/8 | 15 | 22 |
What is the difference between a clevis and a shackle?
Shackles and clevises are U-shaped mechanical couplers closed by a pin or bolt. Shackles are primarily used in construction, rigging and lifting. A clevis is used in less demanding applications such as farming and towing.
What is a 3/4 Crosby shackle capacity?
Shackles – Quenched & Tempered
| Nominal Size (in.) Diameter of Bow | Carbon Maximum Working Load (Tons) | Alloy Maximum Working Load (Tons) |
|---|---|---|
| 1/2 | 2 | 3.3 |
| 5/8 | 3-1/4 | 5 |
| 3/4 | 4-3/4 | 7 |
| 7/8 | 6-1/2 | 9.5 |
How much weight can a 3/16 shackle hold?
3/16″ Size. Working Load Limit (WLL) : 409 lbs.
Which is the best brand for material handling shackles?
Whether you are looking for round pin, screw pin, bolt-type, or any other type of shackle, Crosby is the brand you can trust. We provide shackles for industries across the globe and focus on ensuring a strong and durable product. Each shackle is designed specifically for the type of equipment you are using.
Why do you need a Crosby material handling shackle?
Such a powerful piece of equipment requires proper handling and knowledge in order to unleash its full potential.They are the reason cranes lift and I-beams rise. Crosby provides customers with the resources they need to find and utilize the right type of shackle.
Why are shackles important to the crane industry?
Shackles are what we like to call ‘The Industry Workhorse.’ They are the reason cranes lift and I-beams rise. The Crosby Group provides customers with the resources they need to find and utilize the right type of shackle.