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HOW TO ORDER EXAMPLE: For a 3-leg bridle sling, with eye hooks attached to each leg, rated capacity of 6 tons at 30 degree, 8 ft. long. ORDER: One – 1/2″ diameter Type 31-1-OL-1EH, 8 ft. long. (Turnbuckles may be ordered on sling to help balance load). |
| Diameter of WireRope Inches |
Min Length(SL) of Sling Ft-In. |
Alloy Links Diameter Inches |
Rated Capacities in Tons EIPS-IWRC 60 Degrees |
Rated Capacities in Tons IPS-IWRC 45 Degrees |
Rated Capacities in Tons IPS-IWRC 30 Degrees |
Alloy Links Diam. Inches |
| 1/4 | 1-3 | 1/2 | 1.70 | 1.40 | .97 | 1/2 |
| 5/16 | 1-6 | 5/8 | 2.60 | 2.10 | 1.50 | 5/8 |
| 3/8 | 1-8 | 3/4 | 3.70 | 3.00 | 2.20 | 3/4 |
| 7/16 | 1-10 | 1 | 5.10 | 4.10 | 2.90 | 1 |
| 1/2 | 2-0 | 1 | 6.60 | 5.30 | 3.80 | 1 |
| 9/16 | 2-2 | 1-1/4 | 8.30 | 6.80 | 4.80 | 1-1/4 |
| 5/8 | 2-4 | 1-1/4 | 10.00 | 8.30 | 5.90 | 1-1/4 |
| 3/4 | 2-9 | 1-1/2 | 15.00 | 12.00 | 8.40 | 1-1/2 |
| 7/8 | 3-3 | 1-3/4 | 20.00 | 16.00 | 11.00 | 1-3/4 |
| 1 | 3-6 | 2 | 26.00 | 21.00 | 15.00 | 2 |
| 1-1/8 | 4-0 | 2 | 31.00 | 26.00 | 18.00 | 2 |
| 1-1/4 | 4-6 | 2-1/4 | 38.00 | 31.00 | 22.00 | 2-1/4 |
| 1-3/8 | 5-0 | 2-1/2 | 46.00 | 38.00 | 27.00 | 2-1/2 |
| 1-1/2 | 5-6 | 2-3/4 | 55.00 | 45.00 | 32.00 | 2-3/4 |
| 1-5/8 | 6-0 | 2-3/4 | 63.00 | 49.00 | 37.00 | 2-3/4 |
| 1-3/4 | 6-6 | 3 | 74.00 | 60.00 | 42.00 | 3 |
| 2 | 8-0 | 3-1/2 | 95.00 | 76.00 | 55.00 | 3-1/2 |
| 2-1/4 | 8-9 | 4 | 116.00 | 96.00 | 67.00 | 4 |
| 2-1/2 | 10-0 | 4-1/2 | 141.00 | 115.00 | 82.00 | 4-1/2 |
For approximate capacities using Fibre Core IPS: deduct 10% from IPS-IWRC strengths.
For approximate capacities on Hand Braided Slings: deduct 15% from corresponding mechanically swaged strengths.
For approximate capacities on Socket Attachments: add 5% to corresponding IWRC swaged strengths.
PERTINENT DIMENSIONS FOR END FITTINGS
6 x 19 with IWRC
| Diam of Wire Rope Inches |
Standard Loop Inside Width Inches |
Standard Loop Inside Length Inches |
Heavy Duty Thimble Inside Width Inches |
Heavy Duty Thimble Inside Length Inches |
Alloy Hook Size- Tons for IPS |
Alloy Hook Size-Tons for EIPS |
Carbon Shackle Size-Inches For IPS |
Carbon Shackle Size-Inches For EIPS |
Half Thimble Inside Loop Width Inches |
Half Thimble Inside Loop Length Inches |
Open Swage Socket Pin Diam. Inches |
Open Swage Socket Jaw Opening Inches |
Closed Swage Socket Hole Diam. Inches |
Closed Swage Socket Head Thickness Inches |
| 1/4 | 2 | 4 | 7/8 | 1-5/8 | 1 | 1 | 5/16 | 5/16 | – | – | 11/16 | 11/16 | 3/4 | 1/2 |
| 5/16 | 2-1/2 | 5 | 1-1/16 | 1-7/8 | 1-1/2 | 1-1/2 | 3/8 | 3/8 | – | – | 13/16 | 13/16 | 7/8 | 11/16 |
| 3/8 | 3 | 6 | 1-1/8 | 2-1/8 | 2 | 2 | 7/16 | 7/16 | 2 | 4 | 13/16 | 13/16 | 7/8 | 11/16 |
| 7/16 | 3-1/2 | 7 | 1-1/4 | 2-3/8 | 3 | 3 | 1/2 | 1/2 | 2-1/4 | 5 | 1 | 1 | 1-1/16 | 7/8 |
| 1/2 | 4 | 8 | 1-1/2 | 2-3/4 | 3 | 4-1/2 | 5/8 | 5/8 | 2-1/4 | 5-1/2 | 1 | 1 | 1-1/16 | 7/8 |
| 9/16 | 4-1/2 | 9 | 1-1/2 | 2-3/4 | 4-1/2 | 4-1/2 | 5/8 | 5/8 | 2-1/4 | 5-1/2 | 1-3/16 | 1-1/4 | 1-1/4 | 1-1/8 |
| 5/8 | 5 | 10 | 1-3/4 | 3-1/4 | 4-1/2 | 7 | 3/4 | 3/4 | 3-1/4 | 7 | 1-3/16 | 1-1/4 | 1-1/4 | 1-1/8 |
| 3/4 | 6 | 12 | 2 | 3-3/4 | 7 | 11 | 7/8 | 7/8 | 3-1/4 | 9 | 1-3/8 | 1-1/2 | 1-7/16 | 1-5/16 |
| 7/8 | 7 | 14 | 2-1/4 | 4-1/4 | 11 | 11 | 1 | 1 | 4-1/2 | 10-1/2 | 1-5/8 | 1-3/4 | 1-11/16 | 1-1/2 |
| 1 | 8 | 16 | 2-1/2 | 4-1/2 | 11 | 15 | 1 | 1-1/4 | 4-1/2 | 12 | 2 | 2 | 2-1/16 | 1-3/4 |
| 1-1/8 | 9 | 18 | 2-7/8 | 5-1/8 | 15 | 22 | 1-1/4 | 1-1/4 | 4-5/8 | 13-1/2 | 2-1/4 | 2-1/4 | 2-5/16 | 2 |
6 x 37 with IWRC
| Diam of Wire Rope Inches |
Standard Loop Inside Width Inches |
Standard Loop Inside Length Inches |
Heavy Duty Thimble Inside Width Inches |
Heavy Duty Thimble Inside Length Inches |
Alloy Hook Size- Tons for IPS |
Alloy Hook Size-Tons for EIPS |
Carbon Shackle Size-Inches For IPS |
Carbon Shackle Size-Inches For EIPS |
Half Thimble Inside Loop Width Inches |
Half Thimble Inside Loop Length Inches |
Open Swage Socket Pin Diam. Inches |
Open Swage Socket Jaw Opening Inches |
Closed Swage Socket Hole Diam. Inches |
Closed Swage Socket Head Thickness Inches |
| 1-1/4 | 10 | 20 | 2-7/8 | 5-1/8 | 22 | 22 | 1-3/8 | 1-1/2 | 5-1/2 | 15 | 2-1/2 | 2-1/2 | 2-9/16 | 2-1/4 |
| 1-3/8 | 11 | 22 | 3-1/2 | 6-1/4 | 22 | 30 | 1-1/2 | 1-3/4 | 6 | 17 | 2-1/2 | 2-1/2 | 2-9/16 | 2-1/4 |
| 1-1/2 | 12 | 24 | 3-1/2 | 6-1/4 | 30 | 30 | 1-3/4 | 1-3/4 | 6-1/2 | 18 | 2-3/4 | 3 | 2-13/16 | 2-1/2 |
| 1-5/8 | 13 | 26 | 4 | 8 | 30 | 30 | 1-3/4 | 1-3/4 | 6-1/2 | 18 | 3-1/2 | 3-1/2 | 3-9/16 | 3 |
| 1-3/4 | 14 | 28 | 4-1/2 | 9 | 37 | 37 | 1-3/4 | 2 | 7 | 21-1/2 | 3-1/2 | 3-1/2 | 3-9/16 | 3 |
| 2 | 16 | 32 | 6 | 12 | 45 | 60 | 2 | 2-1/2 | 7 | 24-1/2 | 3-3/4 | 4 | 3-13/16 | 3-1/4 |
| 2-1/4 | 18 | 36 | 7 | 14 | 60 | 60 | 2-1/2 | 2-1/2 | 8-1/2 | 25-1/2 | 4-1/4 | 4-1/4 | 4-5/16 | 4 |
| 2-1/2 | 20 | 40 | – | – | – | – | 2-1/2 | 3 | 8-1/2 | 26-1/2 | 4-1/4 | 4-1/4 | 4-5/16 | 4 |
| 2-3/4 | – | – | – | – | 3 | 3 | ||||||||
| 3 | – | – | 3 | 3 | ||||||||||
| 3-1/4 | – | – | 3 | 3-1/2 | ||||||||||
| 3-1/2 | – | – | 3-1/2 | 3-1/2 | ||||||||||
| 3-3/4 | – | – | 3-1/2 | 4 | ||||||||||
| 4 | – | – | 4 | 4 |