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 5999-00-227-7395
NSN 5975-01-192-5204
NSN 5910-01-065-0706
NSN 6150-01-326-7269
NSN 6150-00-268-3659
NSN 5975-01-029-1871
NSN 5960-00-852-0235
NSN 6130-01-036-0476
NSN 7035-00-104-7613
NSN 5905-01-072-2340
NSN 5925-00-499-0088
NSN 6130-01-521-3034