Steel
A long spar, beam or a-frame structure, to support a hoist.
Classification: Parts of pulley tackle and hoists other than skip hoists or hoists of a kind used for raising vehicles
NSN 5996-01-011-8840
NSN 6220-01-411-5629
NSN 6320-00-894-1644
NSN 5965-01-415-1210
NSN 5945-01-135-0966
NSN 6145-01-219-5543
NSN 6645-00-321-6071
NSN 5855-00-548-4742
NSN 5996-01-377-9730
NSN 6130-01-081-8157
NSN 5930-00-171-1306
NSN 5990-00-644-3365