The Timken Company - Aurora Bearing AIB Series Spherical Bearings (PTFE Liners Available) - Compare Items

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Ball - Alloy steel - heat treated - hard chrome plated.
Race - Alloy steel - heat treated - inside diameter protective coated for corrosion resistance - oil coated.
PTFE Liners available upon request. Specify by adding suffix "T". Ex.: AIB-8T. (PTFE lined parts have no lubrication grooves in race. Lubrication holes are manufacturer's option.)

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Items	AIB-2 Aurora Bearing AIB Series Spherical Bearings (PTFE Liners Available)	AIB-2T Aurora Bearing AIB Series Spherical Bearings (PTFE Liners Available)	AIB-3 Aurora Bearing AIB Series Spherical Bearings (PTFE Liners Available)	AIB-3T Aurora Bearing AIB Series Spherical Bearings (PTFE Liners Available)	AIB-4 Aurora Bearing AIB Series Spherical Bearings (PTFE Liners Available)
B - Ball Bore	N/A .1250 in	N/A .1250 in	N/A .1900 in	N/A .1900 in	N/A .2500 in
D - Outside Diameter	N/A .4062 in	N/A .4062 in	N/A .5312 in	N/A .5312 in	N/A .6094 in
H - Race Width	N/A .187 in	N/A .187 in	N/A .250 in	N/A .250 in	N/A .281 in
W - Ball Width	N/A .250 in	N/A .250 in	N/A .312 in	N/A .312 in	N/A .375 in
O - Ball Shoulder Diameter	N/A .187 in	N/A .187 in	N/A .307 in	N/A .307 in	N/A .331 in
M - Chamfer	N/A .025 in	N/A .025 in	N/A .020 in	N/A .020 in	N/A .020 in
Ball Diameter	N/A .312 in	N/A .312 in	N/A .437 in	N/A .437 in	N/A .500 in
a - Misalignment Angle	N/A 17 º	N/A 17 º	N/A 10.5 º	N/A 10.5 º	N/A 14.5 º
Radial Static Limit Load	N/A 4,110 lbs	N/A 4,110 lbs	N/A 6,555 lbs	N/A 6,555 lbs	N/A 8,430 lbs
Approximate Brg. Weight	N/A .02 lb	N/A .02 lb	N/A .02 lb	N/A .02 lb	N/A .02 lb
Type of Lubrication	N/A None	N/A PTFE liner	N/A None	N/A PTFE liner	N/A None