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 5835-00-016-3671
NSN 6645-01-530-3654
NSN 6220-01-292-0980
NSN 4140-01-221-0638
NSN 6645-01-611-9391
NSN 4140-01-203-2380
NSN 5920-01-656-7584
NSN 5950-01-127-2120
NSN 5895-00-348-2666
NSN 5905-01-168-5063
NSN 5975-01-596-8077
NSN 5996-01-291-3076