ANSI Standard Roller Chains : Quadruplex
ANSI / ASME B 29.1M

ROLON CHAIN NO.	ANSI NO.	Pitch	WidthÂ between Inner plates	Roller Diameter	Pin Diameter	PinÂ Width	Conneting PinÂ Width		Overall Width	Inner Plate Height	Traverse Pitch	Ultimate Tensile Strength	Average weight
		Pitch	WidthÂ between Inner plates	Roller Diameter	Pin Diameter	PinÂ Width	Spring clip	Cotter	Overall Width	Inner Plate Height	Traverse Pitch	Ultimate Tensile Strength	Average weight
		P mm	W (min.) mmÂ	d1 (max.) mm	d2 (max.) mm	b1 (max.) mm	b2 (max.) mm	b3 (max.) mm	b4 (max.) mm	h (max.) mm	e mm	(min.) kgf	kg/m
QR 50	50-4	15.875	9.55	10.16	5.08	74.95	76.20	-	-	15.00	18.11	8880	4.06
QR 60	60-4	19.05	12.70	11.90	5.92	93.60	95.00	-	-	18.00	22.78	12720	6.03
QR 80	80-4	25.40	15.75	15.88	7.92	120.10	121.80	-	125.90	23.80	29.29	23120	10.39
QR 100	100-4	31.75	18.90	19.05	9.53	147.4	-	151.10	-	29.40	35.76	36086	15.58
QR 120	120-4	38.10	25.22	22.23	11.10	186.20	-	191.10	192.65	36.30	45.44	51784	22.82

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