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 5975-01-003-6746
NSN 5910-00-358-6984
NSN 5855-01-503-6973
NSN 6135-00-170-8819
NSN 4140-00-776-8237
NSN 6320-00-036-3688
NSN 5930-01-097-3718
NSN 5985-01-173-5897
NSN 5975-01-631-3886
NSN 6685-00-638-8593
NSN 6150-00-827-0081
NSN 5925-01-458-3754