Links

Oblong Master Links, Alloy, Domestic

Diameter in Inches Domestic W.L.L. in Pounds* Link Dimensions in Inches (+/-4%) Approximate Weight Each in Pounds
W L
1/2 7,000 2.3/4 4.3/4 0.97
3/4 12,300 3.3/4 6.1/4 2.64
1 24,360 4.5/8 7.1/2 5.57
1.1/4 36,200 5.1/8 9.00 10.38
1.1/2 54,300 5.1/4 10.50 16.50
1.3/4 84,900 6 12.00 24.80
2 102,600 7 14.00 37.60
2.1/4 143,100 8 16.00 54.30
2.1/2 160,000 8 16.00 68.00
2.3/4 216,900 9 16.00 85.60
3 228,000 10 19.00 136.00
3.1/2 279,000 12 24.00 228.00

A.S.T.M. A952/A906*. Welded or forged*, painted.
ALL oblong master links are individually proof tested in accordance with the requirements of ASTM A952 / A906.
All oblong master links meet or exceed the performance requirements of A.S.T.M. A952 - Standard Specification for
Forged Grade 80 Alloy Steel Lifting Components and Welded Attachment Links and the mechanical requirements of
A.S.T.M. 906, Standard Specification for Alloy Steel Chain Slings for Overhead Lifting - as applicable.
* All welded master links have a 4:1 design factor — Forged (weldless) domestic links are available in sizes 1/2" - 1.1/4".
Working Load Limits, Dimensions, and Design Factors may vary by manufacturer.

 

Pear Shaped Sling Links

-D- Size in Inches Working Load Limit in Pounds*    L  x  W1  x  W2 Approximate Weight Each in Pounds
3/8 1,800 2.25 x 1.50 x 0.75 0.25
1/2 2,900 3.00 x 2.00 x 1.00 0.58
5/8 4,200 3.75 x 2.50 x 1.25 1.12
3/4 6,000 4.50 x 2.75 x 1.38 1.92
7/8 8,300 5.25 x 3.50 x 1.75 3.03
1 10,800 6.00 x 3.75 x 1.88 4.58
1.1/4 16,750 7.75 x 5.00 x 2.50 8.96
1.3/8 43,000 8.50 x 5.50 x 2.75 11.65
1.1/2 47,880 12.00 x 6.00 x 3.00 17.00
1.3/4 62,520 12.00 x 7.00 x 4.00 24.30
2 97,680 14.00 x 7.00 x 4.00 37.00
2.1/4 119,400 14.00 x 7.00 x 4.00 47.50
2.1/2 147,300 15.50 x 10.00 x 5.00 67.00
2.3/4 178,200 16.00 x 9.00 x 7.00 83.90

3/8" through 1.1/4" forged. Larger sizes welded. Heat treated, painted, or hot galvanized.
Sizes 3/8" thru 1.1/4" Carbon Steel, Ultimate Breaking Strength is 6 times Working Load Limit. Proof Load tested.
Sizes 1.3/8" thru 2.3/4" Alloy Steel. Ultimate Breaking Strength is 4 times Working Load Limit.
Proof Load Tested.
*Single Leg Sling (in-line) or maximum load capacity on multiple legs, where the included angle is 120° degrees or less.
Working Load Limits, Dimensions, and Design Factors may vary by manufacturer.

 

Rapid Links, Plated or Stainless Steel

Size in Inches Working Load Limit in Pounds* Approx. Weight Each in Pounds Dimensions in Inches
Galv. S.S. A B C D
1/8 220 300.00 0.02 0.19 1.45 0.39 1.19
3/16 615 620.00 0.05 0.25 2.06 0.50 1.69
1/4 880 1100.00 0.08 0.31 2.38 0.56 1.88
5/16 1540 2200.00 0.18 0.38 2.94 0.69 2.31
3/8 1980 2750.00 0.23 0.44 3.19 0.69 2.44
1/2 3300 4400.00 0.52 0.56 4.25 0.94 3.25