Harken D Shackle

Forged stainless steel shackles are polished to a high luster and are stamped with the screw pin diameter. "D" shackles are the most common type of shackle. They are best suited for aligned attachment points.

6 mm (1/4") Shackles:

• A: 3/4" (19 mm)
• B: 9/16" (14 mm)
• Shackle Pin Diameter: 1/4" (6 mm)
• Weight: 0.88 oz (25 g)
• Maximum Working Load: 1650 lbs (750 kg)
• Breaking Load: 3300 lbs (1500 kg)

8 mm (5/16") Shackle:

• A: 1" (25 mm)
• B: 11/16" (17 mm)
• Shackle Pin Diameter: 5/16" (8 mm)
• Weight: 2.08 oz (59 g)
• Maximum Working Load: 3040 lbs (1380 kg)
• Breaking Load: 6080 lbs (2760 kg)

10 mm (15/32") Shackle:

• A: 1 1/4" (32 mm)
• B: 13/16" (20 mm)
• Shackle Pin Diameter: 13/32" (10 mm)
• Weight: 4.22 oz (120 g)
• Maximum Working Load: 4870 lbs (221 kg)
• Breaking Load: 9740 lbs (4420 kg)

12 mm (1/2") Shackle:

• A: 1 1/2" (38 mm)
• B: 15/16" (24 mm)
• Shackle Pin Diameter: 1/2" (12 mm)
• Weight: 6.70 oz (190 g)
• Maximum Working Load: 7120 lbs (3230 kg)
• Breaking Load: 14240 lbs (6460 kg)