Bolt Type Anchor Shackles (BTAS) are offered from 3/16” – 2 ½” with working load limits up to 55 Tons with larger sizes available upon request. Bolt Type Shackles can be used in any application where Screw Pin Shackles are used. In addition, BTAS are recommended for permanent or long term installation and where the load may slide on the shackle pin causing the pin to rotate. The Bolt Type Anchor Shackles secondary securement system, utilizing a nut and cotter pin, eliminate the requirement to tighten the shackle pin before the lift or movement of a load.
Screw Pin Anchor Shackles (SPAS) are offered from 3/16” – 2 ½” up to 55 Ton working load limits. Screw Pin Shackles are typically used in application when frequent removal is required or will be used as a temporary connection. On permanent long-term installations it’s recommended to use Bolt Type Anchor Shackles. When a Screw Pin Anchor Shackles is used in long-term or high vibration application it is recommended that a secondary securement method to be used in order to secure the shackle pin from rotation or loosening. Annealed iron wire is looped through the hole in collar of pin and around adjacent leg of shackle body with the wire ends securely twisted together.
Alloy Screw Pin Anchor Shackles are offered from 3/16” – 2” up to 50 Ton working load limits with Alloy Bolt Type Anchor Shackles available upon request. Alloy shackles offer the benefits of reduced overall weight with increased working load limits versus traditional shackles.
Screw Pin Chain Shackles are offered from 3/16” – 1 ½” up to 17 Ton working load limit. Paired with chain, screw pin chain shackles provide a connection point to allow connection of additional hardware.
Wide Body Shackles are offered from 1 3/8" - 11 7/32" up to 1,500 Ton working load limits. This style of shackle is designed to handle the heaviest lifting applications in the industry today. The larger surface area reduces pinching of attached slings and eliminates the need for the use of thimbles. Wide Body Shackles can be used to connect synthetic web slings, polyester round slings, or wire rope slings.
Shackles should be inspected before use to ensure that:
+All markings are legible
+The body and pin are both identifiable as being of the same size, type and make
+The threads of the pin and the body are undamaged
+Never use a Bolt Type Anchor Shackle without using a securing nut and cotter pin
+The body and pin are free from nicks, gouges, cracks and corrosion
+Shackles may not be heat treated as the may affect their working load limit
+Never modify, repair or reshape a shackle by machining, welding, heating ro bending as this will affedt the working load limit