Chapter 23: Anchor Rode
TABLE 23-8. GALVANIZED JAW-EYE CHAIN SWIVEL
Working
Size Load Limit
inches A B C N K P R Tons*(^1) / 4 11 / 4 5 / 8 3 / 4 25 / 32 15 / 32 1 / 4 21 / 2 0.43
(^5) / 16 15 / 8 3 / 4 1 27 / 32 1 / 2 5 / 16 27 / 8 0.63
(^3) / 8 2 7 / 8 11 / 4 11 / 16 5 / 8 7 / 16 31 / 2 1.10
(^1) / 2 21 / 2 11 / 4 11 / 2 115 / 32 7 / 8 1 / 2 49 / 16 1.80
(^5) / 8 319 / 16 13 / 4 117 / 32 1 5 / 8 55 / 16 2.60
(^3) / 4 31 / 2 13 / 4 213 / 4 11 / 8 3 / 4 6 3.50
mm A B C N K P R MTons
6.35 31.75 15.87 19.05 19.84 11.91 6.35 63.5 0.39
7.94 41.27 19.05 25.40 21.43 12.70 7.94 73.02 0.57
9.52 50.80 22.22 31.75 26.98 15.87 11.11 88.90 0.99
12.70 63.5 31.75 38.10 37.31 22.22 12.70 115.88 1.63
15.87 76.20 39.68 44.45 38.89 25.40 15.87 134.94 2.36
19.05 88.90 44.45 50.80 44.45 28.57 19.05 152.50 3.17
Tons =2,000 lb.; MTons =2,000 kg (from Chicago Hardware and Fixture)
Figure 23-6. Anchor swivel (Courtesy
Suncor)
Figure 23-7. Anchor swivel with toggle
(Courtesy Suncor)
TABLE 23-9. STAINLESS ANCHOR SWIVEL
Chain Breaking
Size inches A B C D Load lbs.
Dimensions in inches
(^1) / 4 ̋– (^5) / 16 ̋ 0.39 0.29 0.37 0.66 8,500
(^3) / 8 ̋– (^1) / 2 ̋ 0.60 0.50 0.50 0.87 15,000
(^1) / 2 ̋– (^3) / 4 ̋ 0.80 0.61 0.98 1.52 25,000
Dimensions in millimeters
Size mm A B C D kg
6.35–7.94 9.91 7.37 9.40 16.76 3,860
9.52–12.70 15.24 12.70 12.70 22.10 6,810
12.70–19.05 20.32 15.49 24.89 38.61 11,340
Standard Swivel
Swivel with Toggle