BT5256-LSS RBC

Brand - RBC
Item Number - BT5256-LSS RBC
Category - Spherical Plain Bearing with Tapered Bore
Basic Part Number - (-5256)

Principal Dimensions & Load Ratings (Imperial) :
Nominal Diameter of Inner Ring* (d) - 3.25 inch
Bore Diameter (d1) - 3.07 inch
Nominal Outside Diameter (D) - 5.5 inch
Maximum Outside Diameter (D) - 5.5 inch
Minimum Outside Diameter (D) - 5.499 inch
Inner Ring Width (B) - 3.265 (+0.000 to -0.005) inch
Outer Ring Width (C) - 2.625 (+0.000 to -0.005) inch
Sphere Diameter (K) - 5.04 inch
Unmounted Diametral Clearance - 0.005/0.009 inch
End Plate Diameter (G) - 3.85 inch
Tilt Angle (α) - 14°
Maximum Housing Fillet (r2) - 0.032 inch
Approximate Weight - 11.7 lbs
Inner Ring Clamping Force** - 21000 lbf
Static Radial Load Limit - 463000 lbf
Static Thrust Load Limit - 109200 lbf
Dynamic Radial Load Limit - 115700 lbf
Maximum Recommended Mounting Dimensions Housing Bore ISO N7 (Press Fit) - 5.4995 inch
Minimum Recommended Mounting Dimensions Housing Bore ISO N7 (Press Fit) - 5.498 inch
Maximum Recommended Mounting Dimensions Housing Bore ISO R7 (Press Fit) - 5.4981 inch
Minimum Recommended Mounting Dimensions Housing Bore ISO R7 (Press Fit) - 5.4965 inch

Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 5.306 kg

Other salient points to be noted :
• All dimensions apply before MoS2 coating.
• Ultimate static and impact loads should not exceed 150% of catalog ratings.

* The nominal bore diameter is measured at the inner ring center.
** Higher clamping forces reduce bearing clearance.

♦ ♦ Images are for representation purposes only