ROHN THRUST BEARINGS MOUNT TO BAS25G,
BPL25G, 25AG4, 45AG4, BPL45G, AND BPL55G
The ROHN Thrust Bearings are mounted with supplied
1/2 in. x 1-1/2 in. Grade 5 galvanized steel bolts, through
four 0.563 in. holes, equally spaced, on a pattern that is
5.375 in. diameter, concentric with the mast opening.
Made from high strength aluminum castings and
assembled with stainless steel ball bearings, ROHN
Thrust Bearings mount directly to the pre-drilled ROHN
"Flat-Top" Tower Section models 25AG4 and 45AG4.
These Thrust Bearings are also used on Bearing Plate
models BPL25G, BPL45G, or BPL55G which may be
added to straight 25G, 45G or 55G Tower Sections,
respectively. They may are also be used on the
combination model BAS25G Bearing Accessory Shelf
for straight 25G Tower Sections.
ROHN PART NUMBER: TB3
THRUST BEARING SUPPORTS UP TO 2" O.D. MAST.
ROHN PART NUMBER: TB4
THRUST BEARING SUPPORTS UP TO 3" O.D. MAST.
Top Bearing Plate
Bearing / Accessory Shelf
ROHN 25JBK Bolt Kit
ROHN 55JBK Bolt Kit