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CM Herc-Alloy 1000 Chain
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an exact representation of the product

CM Herc-Alloy 1000 Chain

WLL: 2,700 to 35,300 lbs.
Sizes: 7/32 to 3/4 in.

Herc-Alloy® is now one of the most recognized and trusted brands in the rigging industry and is only offered by Columbus McKinnon. Made in America, CM Herc-Alloy® 1000 products are made of superior triple alloy steel that provides the best strength-to-weight performance in the industry.

  • Meets ASTM A973 & NACM standards
  • 25% higher working load limit when compared to Grade 80
  • Environmentally friendly black coating for distinct appearance and ease of identification
  • Certification included with every drum
  • 100% proof tested
  • Design factor 4:1
HERC-ALLOY 1000 CHAIN
    Nominal Chain Dimensions (in.) Per Foot Per Drum
 Chain Size (in.) Working Load Limit (lbs.) Material Diameter A Inside Length B Inside Width C Product Code "Weight (lbs./ft.)" Approximate Number of Links (per ft.) Product Code Length (ft.) Weight (lbs.)
7/32 2,700 0.22 0.68 0.31 607321 0.44 17.8 677310 800 354
9/32 4,300 0.28 0.88 0.40 607328 0.73 13.6 677311 500 365
3/8 8,800 0.40 1.25 0.57 607339 1.48 9.6 677313 500 740
1/2 15,000 0.52 1.56 0.73 607351 2.51 7.7 677315 300 754
5/8 22,600 0.64 1.92 0.86 607363 3.81 6.3 677316 200 762
3/4 35,300 0.79 2.40 1.07 607378 5.77 5.0 677317 100 577