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 5915-00-823-8334
NSN 2925-00-603-3986
NSN 5990-00-306-0222
NSN 5996-01-657-1447
NSN 5985-01-217-3519
NSN 6220-01-176-9139
NSN 6620-01-613-7996
NSN 6110-01-343-0774
NSN 5965-01-231-0261
NSN 5990-01-506-7695
NSN 2925-00-103-2649
NSN 5855-00-252-5743