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 6145-01-365-0645
NSN 6610-01-527-8006
NSN 5910-01-147-5351
NSN 5920-01-623-0638
NSN 5975-00-536-4047
NSN 5950-00-402-8483
NSN 6110-00-434-8237
NSN 5998-01-029-9865
NSN 5910-00-585-0361
NSN 5998-01-220-7334
NSN 5998-01-080-7188
NSN 5965-01-367-6483