Description
Brand - RBC
Item Number - BH4448-LSS RBC
Category - High Misalignment Spherical Plain Bearings
Basic Part Number - (-4448)
Principal Dimensions & Load Ratings (Imperial) :
Nominal Inside Diameter (d) - 2.75 inch
Maximum Inside Diameter (d) - 2.75 inch
Minimum Inside Diameter (d) - 2.7494 inch
Nominal Outside Diameter (D) - 4.75 inch
Maximum Outside Diameter (D) - 4.75 inch
Minimum Outside Diameter (D) - 4.7492 inch
Inner Ring Width (B) - 2.79 inch
Outer Ring Width (C) - 2.25 inch
Sphere Diameter (K) - 4.312 inch
Unmounted Diametral Clearance - 0.004/0.008 inch
Shaft Shoulder Diameter (d1) - 3.3 inch
Tilt Angle (α) - 9°
Maximum Shaft Fillet (r1) - 0.08 inch
Maximum Housing Fillet (r2) - 0.032 inch
Approximate Weight - 8 lbs
Static Radial Load Limit - 339500 lbf
Static Thrust Load Limit - 76300 lbf
Static Dynamic Load Limit - 84800 lbf
Maximum Recommended Shaft Diameter ISO f6 (Slip Fit) - 2.7488 lbf
Minimum Recommended Shaft Diameter ISO f6 (Slip Fit) - 2.7181 lbf
Maximum Recommended Shaft Diameter ISO m5 (Press Fit) - 2.751 inch
Minimum Recommended Shaft Diameter ISO m5 (Press Fit) - 2.7505 inch
Maximum Recommended Housing Bore ISO R7 (Press Fit) - 4.7481 inch
Minimum Recommended Housing Bore ISO R7 (Press Fit) - 4.7465 inch
Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 3.628 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 :
• 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 - BH4448-LSS RBC
Category - High Misalignment Spherical Plain Bearings
Basic Part Number - (-4448)
Principal Dimensions & Load Ratings (Imperial) :
Nominal Inside Diameter (d) - 2.75 inch
Maximum Inside Diameter (d) - 2.75 inch
Minimum Inside Diameter (d) - 2.7494 inch
Nominal Outside Diameter (D) - 4.75 inch
Maximum Outside Diameter (D) - 4.75 inch
Minimum Outside Diameter (D) - 4.7492 inch
Inner Ring Width (B) - 2.79 inch
Outer Ring Width (C) - 2.25 inch
Sphere Diameter (K) - 4.312 inch
Unmounted Diametral Clearance - 0.004/0.008 inch
Shaft Shoulder Diameter (d1) - 3.3 inch
Tilt Angle (α) - 9°
Maximum Shaft Fillet (r1) - 0.08 inch
Maximum Housing Fillet (r2) - 0.032 inch
Approximate Weight - 8 lbs
Static Radial Load Limit - 339500 lbf
Static Thrust Load Limit - 76300 lbf
Static Dynamic Load Limit - 84800 lbf
Maximum Recommended Shaft Diameter ISO f6 (Slip Fit) - 2.7488 lbf
Minimum Recommended Shaft Diameter ISO f6 (Slip Fit) - 2.7181 lbf
Maximum Recommended Shaft Diameter ISO m5 (Press Fit) - 2.751 inch
Minimum Recommended Shaft Diameter ISO m5 (Press Fit) - 2.7505 inch
Maximum Recommended Housing Bore ISO R7 (Press Fit) - 4.7481 inch
Minimum Recommended Housing Bore ISO R7 (Press Fit) - 4.7465 inch
Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 3.628 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 :
• 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
