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- Green Pin G-6333 Polar Jaw & Jaw Turnbuckles with Nut and Cotter Pin, WLL Range from 1.0 to 12.7 Tonne
Turnbuckles are used for rigging or tensioning wires, ropes, rods etc. They are designed for in-line rigging, tensioning or lashing. Green Pin® Turnbuckles (G-6313, G-6323, G-6333, G-6311, G-6312, G-6315 and G-6314) can be used in lifting applications.
Green Pin turnbuckles are available with the following end fittings: eye/eye, hook/hook, hook/eye, jaw/jaw and jaw/eye. All fittings are interchangeable. Locking nuts are supplied with all sizes.
Features
- Material: drop forged alloy steel, grade 8, quenched and tempered
- Safety factor: MBL equals 5 x WLL
- Standard: generally to ASTM F1145-92 formerly U.S. Federal Specification FF-T-791b
- Finish: hot dipped galvanized
- Temperature Range: -40°C up to +200°C
- Certification: 2.1 2.2 3.1 MTC a CE
- Note: jaw ends up to and including 5/8" are fitted with bolts and nuts, sizes 3/4" and up are equipped with bolts, nuts and cotter pins
Markings
All Green Pin turnbuckles are generally marked with:
- Working Load Limit - e.g. 2.36 t
- Manufacturer’s symbol - e.g. GP
- Thread diameter - e.g. 3/4"
- Traceability code - e.g. A1
- Thread - L (lefthanded) and R (righthanded)
Dimensions & Specifications
WLL (t) | Thread Dia. (a) - inch | Take up - inch | Length Closed (b) - mm | Length Open (c) - mm | Length Closed (d) - mm | Jaw width (e) - mm | Inside Length (f) - mm | Pin Dia. (g) - mm | Jaw Eye Thickness (h) - mm | Jaw Eye Dia. (i) - mm | Weight (kg) |
1 | 1/2 | 12 | 455 | 740 | 494 | 16 | 26 | 10 | 11 | 25 | 1.5 |
1.59 | 5/8 | 12 | 498 | 774 | 557 | 18 | 32 | 13 | 14 | 33 | 2.32 |
2.36 | 3/4 | 18 | 670 | 1096 | 740 | 24 | 38 | 16 | 16 | 41 | 4.57 |
3.27 | 7/8 | 18 | 713 | 1132 | 790 | 27 | 42 | 19 | 19 | 48 | 6.5 |
4.54 | 1 | 18 | 750 | 1168 | 835 | 31 | 50 | 22 | 20 | 54 | 8.4 |
6.9 | 1-1/4 | 18 | 805 | 1230 | 910 | 44 | 71 | 28 | 26 | 68 | 13.6 |
9.71 | 1-1/2 | 18 | 825 | 1244 | 956 | 52 | 71 | 35 | 28 | 80 | 21.1 |
12.7 | 1-3/4 | 18 | 938 | 1316 | 1092 | 60 | 86 | 41 | 33 | 90 | 30 |

Turnbuckles are used for rigging or tensioning wires, ropes, rods etc. They are designed for in-line rigging, tensioning or lashing. Green Pin® Turnbuckles (G-6313, G-6323, G-6333, G-6311, G-6312, G-6315 and G-6314) can be used in lifting applications.
Green Pin turnbuckles are available with the following end fittings: eye/eye, hook/hook, hook/eye, jaw/jaw and jaw/eye. All fittings are interchangeable. Locking nuts are supplied with all sizes.
Features
- Material: drop forged alloy steel, grade 8, quenched and tempered
- Safety factor: MBL equals 5 x WLL
- Standard: generally to ASTM F1145-92 formerly U.S. Federal Specification FF-T-791b
- Finish: hot dipped galvanized
- Temperature Range: -40°C up to +200°C
- Certification: 2.1 2.2 3.1 MTC a CE
- Note: jaw ends up to and including 5/8" are fitted with bolts and nuts, sizes 3/4" and up are equipped with bolts, nuts and cotter pins
Markings
All Green Pin turnbuckles are generally marked with:
- Working Load Limit - e.g. 2.36 t
- Manufacturer’s symbol - e.g. GP
- Thread diameter - e.g. 3/4"
- Traceability code - e.g. A1
- Thread - L (lefthanded) and R (righthanded)
Dimensions & Specifications
WLL (t) | Thread Dia. (a) - inch | Take up - inch | Length Closed (b) - mm | Length Open (c) - mm | Length Closed (d) - mm | Jaw width (e) - mm | Inside Length (f) - mm | Pin Dia. (g) - mm | Jaw Eye Thickness (h) - mm | Jaw Eye Dia. (i) - mm | Weight (kg) |
1 | 1/2 | 12 | 455 | 740 | 494 | 16 | 26 | 10 | 11 | 25 | 1.5 |
1.59 | 5/8 | 12 | 498 | 774 | 557 | 18 | 32 | 13 | 14 | 33 | 2.32 |
2.36 | 3/4 | 18 | 670 | 1096 | 740 | 24 | 38 | 16 | 16 | 41 | 4.57 |
3.27 | 7/8 | 18 | 713 | 1132 | 790 | 27 | 42 | 19 | 19 | 48 | 6.5 |
4.54 | 1 | 18 | 750 | 1168 | 835 | 31 | 50 | 22 | 20 | 54 | 8.4 |
6.9 | 1-1/4 | 18 | 805 | 1230 | 910 | 44 | 71 | 28 | 26 | 68 | 13.6 |
9.71 | 1-1/2 | 18 | 825 | 1244 | 956 | 52 | 71 | 35 | 28 | 80 | 21.1 |
12.7 | 1-3/4 | 18 | 938 | 1316 | 1092 | 60 | 86 | 41 | 33 | 90 | 30 |

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