Chain type	Plate width A		Weight	Surface flatness (max)	Ground surface	Pollshed hinge eyes	Working load (max)
	mm	inch	kg/m	mm			N
66-SERIES
66 S 31 SM	82.5	3.25	2.61	0.18	no	yes	6000
66 S 84 SM	84.0	3.30	2.63	0.18	no	yes
66 S 72 M	190.5	7.50	4.99	0.60	no	no
OPTI-PLUS
SSC 812-K250	63.5	2.50	2.14	0.18	yes	no	6000
SSC 812-K263	66.7	2.63	2.27	0.18	yes	no
SSC 812-K300	76.2	3.00	2.43	0.18	yes	no
SSC 812-K325	82.5	3.25	2.61	0.18	yes	no
SSC 812-K330	84.0	3.30	2.63	0.18	yes	no
SSC 812-K350	88.9	3.50	2.71	0.18	yes	no
SSC 812-K400	101.6	4.00	3.17	0.25	yes	no
SSC 812-K450	114.3	4.50	3.28	0.25	yes	no
SSC 812-K600	152.4	6.00	4.14	0.40	yes	no
SSC 812-K750	190.5	7.50	4.99	0.60	yes	no
CARBON STEEL
S 815-K225	57.2	2.25	2.12	0.40	no	no	8350
S 815-K250	63.5	2.50	2.14	0.40	no	no
S 815-K263	66.7	2.63	2.27	0.40	no	no
S 815-K325	82.5	3.25	2.61	0.40	no	no
S 815-K400	101.6	4.00	3.17	0.50	no	no
S 815-K450	114.3	4.50	3.28	0.60	no	no
S 815-K600	152.4	6.00	4.14	0.80	no	no
S 815-K750	190.5	7.50	4.99	0.90	no	no
AUSTENITIC CHROME NICKEL
SS 815-K225	57.2	2.25	2.12	0.18	yes	no	3500
SS 815-K250	63.5	2.50	2.14	0.18	yes	no
SS 815-K263	66.7	2.50	2.27	0.18	yes	no
SS 815-K325	82.5	3.25	2.61	0.18	yes	no
SS 815-K350	88.9	3.50	2.71	0.18	yes	no
SS 815-K400	101.6	4.00	3.17	0.25	yes	no
SS 815-K450	114.3	4.50	3.28	0.25	yes	no
SS 815-K600	152.4	6.00	4.14	0.40	yes	no
SS 815-K750	190.5	7.50	4.99	0.60	yes	no
AUSTENITIC STAINLESS STEEL
SSB 815-K325	82.5	3.25	2.61	0.18	yes	no	2900
SSB 815-K450	114.3	4.50	3.28	0.25	yes	no
SSB 815-K600	152.4	6.00	4.14	0.40	yes	no
SSB 815-K750	190.5	7.50	4.99	0.60	yes	no

Standard length: 3.048 m - 10 feet (80 links)
Note: SSB 815 chains have a plate thickness of 3.0 mm instead of 3.1 mm