Three Roller Chock

The definition and the material chock

Chock :guide cable clamp fairlead. In order to change the direction of the cable and reduce friction between the hull and cable. Fairleader roller and belt roller divided into two categories, no roller chock according to its opening types can be divided into vertical and oblique type two; roller chock with one to three drum, sometimes with more than three. Chock made of cast iron or cast steel, usually installed on the deck of a ship deck and bulwark top.

Three Roller Chock

CB*39-66 Cast Fairlead with Three Rollers

unit: mm

Diameter of Wheel	Max Diameter of Tightwire	Circumference of Rope	L	B	H		h		r	A	A1	A2	A3	A4	d	Screw NO.	Weight(kg)
Diameter of Wheel	Max Diameter of Tightwire	Circumference of Rope	L	B	Cast iron	Cast steel	Cast iron	Cast steel	r	A	A1	A2	A3	A4	d	Screw NO.	Cast iron	Cast steel
150	20.6	225	1520	280	250	235	55	40	45	420	1430	480	190		33	8	288	266
170	30.5	250	1660	310	273	260	58	45	45	460	1570	550	220		33	8	361	352
185	33.5	275	1880	340	285	270	60	45	50	500	1700	420	240	1250	33	12	454	435
200	37.5	300	1930	360	295	280	65	50	50	530	1830	530	260	1330	33	12	568	522
230	43.5	325	2170	400	320	305	65	50	50	590	2070	560	300	1480	33	12	804	760
250	48.5	350	2340	420	340	325	70	55	55	640	2230	640	310	1640	39	12	1049	1051

Three Roller Chock

Cast Fairlead with Three Rollers

Three Roller Fairlead