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 4140-01-116-2187
NSN 5960-00-106-7247
NSN 6135-01-285-1925
NSN 5960-01-215-0992
NSN 7035-01-609-7341
NSN 5935-01-204-8942
NSN 6110-00-840-6560
NSN 6620-01-199-4005
NSN 6110-01-074-9368
NSN 5910-01-194-2741
NSN 5835-00-433-0170
NSN 6220-01-142-3688