A long spar, beam or a-frame structure, to support a hoist.
Classification: Pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor
NSN 6610-00-270-9974
NSN 5998-01-415-3068
NSN 6105-01-315-7883
NSN 6320-01-411-7456
NSN 5855-00-908-9314
NSN 5999-00-204-9195
NSN 5855-01-294-2804
NSN 6135-01-104-3790
NSN 7035-01-044-0136
NSN 5999-01-334-0949
NSN 6105-01-561-5071
NSN 5920-00-052-5265