Description
Brand - RBC
Item Number - BH7280-9LSS RBC
Category - High Misalignment Spherical Plain Bearings
Basic Part Number - (-7280)
Principal Dimensions & Load Ratings (Imperial) :
Nominal Inside Diameter (d) - 4.5 inch
Maximum Inside Diameter (d) - 4.5 inch
Minimum Inside Diameter (d) - 4.4992 inch
Nominal Outside Diameter (D) - 7.75 inch
Maximum Outside Diameter (D) - 7.75 inch
Minimum Outside Diameter (D) - 7.7488 inch
Inner Ring Width (B) - 4.69 inch
Outer Ring Width (C) - 3.75 inch
Sphere Diameter (K) - 7.19 inch
Unmounted Diametral Clearance - 0.005/0.009 inch
Shaft Shoulder Diameter (d1) - 5.47 inch
Tilt Angle (α) - 9°
Maximum Shaft Fillet (r1) - 0.08 inch
Maximum Housing Fillet (r2) - 0.044 inch
Approximate Weight - 30 lbs
Static Radial Load Limit - 943600 lbf
Static Thrust Load Limit - 360900 lbf
Static Dynamic Load Limit - 235900 lbf
Maximum Recommended Shaft Diameter ISO f6 (Slip Fit) - 4.4986 lbf
Minimum Recommended Shaft Diameter ISO f6 (Slip Fit) - 4.4977 lbf
Maximum Recommended Shaft Diameter ISO m5 (Press Fit) - 4.5011 inch
Minimum Recommended Shaft Diameter ISO m5 (Press Fit) - 4.5005 inch
Maximum Recommended Housing Bore ISO R7 (Press Fit) - 7.7476 inch
Minimum Recommended Housing Bore ISO R7 (Press Fit) - 7.7458 inch
Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 13.605 kg
Notes about BH....L Series :
Thanks to a thicker inner ring, the BH-L and MBH series can accommodate increased misalignment. These bearings are offered in both open and sealed versions, with options in inch and metric sizes.
Other salient points to be noted :
• Outer rings of bearings size 72 and above are double fractured (suffix-9L).
• Bore dimensions apply after MoS2 coating. All other dimensions are before coating.
• Ultimate static and impact loads should not exceed 150% of catalog ratings.
♦ ♦ Images are for representation purposes only
Item Number - BH7280-9LSS RBC
Category - High Misalignment Spherical Plain Bearings
Basic Part Number - (-7280)
Principal Dimensions & Load Ratings (Imperial) :
Nominal Inside Diameter (d) - 4.5 inch
Maximum Inside Diameter (d) - 4.5 inch
Minimum Inside Diameter (d) - 4.4992 inch
Nominal Outside Diameter (D) - 7.75 inch
Maximum Outside Diameter (D) - 7.75 inch
Minimum Outside Diameter (D) - 7.7488 inch
Inner Ring Width (B) - 4.69 inch
Outer Ring Width (C) - 3.75 inch
Sphere Diameter (K) - 7.19 inch
Unmounted Diametral Clearance - 0.005/0.009 inch
Shaft Shoulder Diameter (d1) - 5.47 inch
Tilt Angle (α) - 9°
Maximum Shaft Fillet (r1) - 0.08 inch
Maximum Housing Fillet (r2) - 0.044 inch
Approximate Weight - 30 lbs
Static Radial Load Limit - 943600 lbf
Static Thrust Load Limit - 360900 lbf
Static Dynamic Load Limit - 235900 lbf
Maximum Recommended Shaft Diameter ISO f6 (Slip Fit) - 4.4986 lbf
Minimum Recommended Shaft Diameter ISO f6 (Slip Fit) - 4.4977 lbf
Maximum Recommended Shaft Diameter ISO m5 (Press Fit) - 4.5011 inch
Minimum Recommended Shaft Diameter ISO m5 (Press Fit) - 4.5005 inch
Maximum Recommended Housing Bore ISO R7 (Press Fit) - 7.7476 inch
Minimum Recommended Housing Bore ISO R7 (Press Fit) - 7.7458 inch
Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 13.605 kg
Notes about BH....L Series :
Thanks to a thicker inner ring, the BH-L and MBH series can accommodate increased misalignment. These bearings are offered in both open and sealed versions, with options in inch and metric sizes.
Other salient points to be noted :
• Outer rings of bearings size 72 and above are double fractured (suffix-9L).
• Bore dimensions apply after MoS2 coating. All other dimensions are before coating.
• Ultimate static and impact loads should not exceed 150% of catalog ratings.
♦ ♦ Images are for representation purposes only
