This chart is provided as a guide to meet the basic minimum current in-service requirements in accordance to the FMCSA and the DOT.  The following table lists the minimum number of chain assemblies required to secure a load per DOT, CVSA and CCMTA.

PLEASE NOTE:  Many factors affect the proper method of cargo securement including the length and type of the cargo to be secured. Refer to the most recent revision of The Department of Transportation (DOT) Regulations Title 49 CFR392~393 in USA or CCMTA – NSC10 in CANADA for more complete requirements regarding the proper methods and number of tie-downs required.

Chain Grade Chain Size Working Load Limit (WLL) Net weight of cargo to be secured in Lbs. (kg.)
10,000 15,000 20,000 25,000 30,000 35,000 40,000 45,000 50,000
Chain Grade Inches MM LBS. KG. (4,540) (6,800) (9,070) (11,334) (13,608) (15,876) (18,144) (20,412) 22,680)
ALLOY G100 9/32 7 4,300 1,950 2 2 3 3 4 4 5 6 6
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