GMP | PART #GMP10553 Multi Sheave Cable Block (10553) DESCRIPTION Heavy duty Multiple Sheave Cable Blocks are used to simultaneously support two, three, or four cables prior to lashing to a supporting suspension strand SPECIFICATIONS The three sheave multiple cable block can keep up to three 2 1/2 in. (63mm) diameter or smaller cables separate until you’re ready for lashing to the messenger The three sheave block is ideal for triplexing cables in the electrical industry; that is lashing up to three 750 MCM cables together to a supporting strand The four sheave multiple cable block can handle up to four 1 1/2 in. (38mm) diameter or smaller cables at one time Parts are available for end user replacement. All the GMP Multiple Cable Blocks feature heat treated aluminum alloy frame and sheave, with Oilite bearings on the sheave and steel inserts on the strand hooks for easier movement. A bi-directional lever operated cam locks the block in place during pulling in, then automatically releases during lashing. Common Questions About the GMP Multi Sheave Cable Block What is the GMP Multi Sheave Cable Block?The GMP Multi Sheave Cable Block is a heavy duty aerial support block designed to hold and separate multiple cables prior to lashing onto a suspension strand. What is the GMP Multi Sheave Cable Block used for?It is used to simultaneously support two, three, or four cables during pull in, keeping them separated and properly aligned until lashing begins. Who is the GMP Multi Sheave Cable Block designed for?This block is designed for telecommunications contractors, fiber installation crews, and electrical utility teams handling multi cable aerial installations. What makes the GMP Multi Sheave Cable Block different from standard cable blocks?This block features multiple sheaves to separate cables, a heat treated aluminum alloy frame with oilite bearings, and a bi directional cam that locks during pulling and automatically releases during lashing. At a Glance • Supports two, three, or four cables prior to lashing• Three sheave version handles up to three 2 1/2 inch cables• Four sheave version supports up to four 1 1/2 inch cables• Heat treated aluminum alloy frame with oilite bearings• Bi directional cam locks during pull and releases during lashing
