ANSI Hollow Pin Roller Chain

Chain Size	Pitch P(mm)	Roller diameter d1 max(mm)	Width between inner plates b1 min(mm)	Pin diameter d2 max(mm)	d3 min(mm)	Pin length L max(mm)	Pin length Lc max(mm)	Inner plate depth h2 max(mm)	Plate thickness t/T max(mm)	Average tensile strength Q0(kN)
40HP	12.700	7.95	7.85	5.63	4.00	16.5	17.6	12.00	1.50	12.20
50HP	15.875	10.16	9.40	7.03	5.13	20.7	21.9	15.09	2.03	22.60
60HP	19.050	11.91	12.70	8.31	6.00	25.8	26.8	18.00	2.42	26.90
80HP	25.400	15.88	15.75	11.40	8.05	32.5	33.8	24.00	3.25	52.00

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