A metal structure, built as a single unit having a fixed length or composed of two or more units adjustable to various lengths, designed for attaching to a crane or crane-shovel basic unit, the top being fitted with one or more sheaves through which wire ropes are passed to raise or lower a hook, various types of buckets, grapples or other attachments in conjunction with the crane or crane-shovel basic unit when used in excavation or material handling operations.
Classification: Parts and accessories, nesoi, of bodies (including cabs) of heading 8701 to 8705
NSN 5999-00-350-8440
NSN 6150-00-683-5349
NSN 5999-01-544-5867
NSN 5935-01-648-2696
NSN 6150-01-345-0840
NSN 5895-00-170-4568
NSN 6685-00-364-5404
NSN 6135-01-586-5018
NSN 5920-01-102-8467
NSN 2925-01-435-9057
NSN 5999-00-089-2558
NSN 5910-00-781-7788