Series of twelve tubes held together with threaded rods; includes a bearing plate that is positional on top of the tubes which receive and locate the bearings; abutment is located at each corner of the bridge under the bearings
NSN 6320-01-652-3806
NSN 5975-00-594-8857
NSN 6240-00-403-1272
NSN 6320-00-270-8222
NSN 6620-00-237-9395
NSN 6650-00-356-8405
NSN 6620-01-088-1272
NSN 6645-01-219-5911
NSN 5996-00-679-4011
NSN 5905-01-504-9099
NSN 6650-00-266-6808
NSN 6620-01-290-2973