B72-9LNMSS RBC


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Country Of Origin: USA

Description

Brand - RBC
Item Number - B72-9LNMSS RBC
Category - DuraLube Self-Lubricating, Maintenance-Free Spherical Plain Bearing
Basic Part Number - (-72)

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 inch
Maximum Outside Diameter (D) - 7 inch
Minimum Outside Diameter (D) - 6.999 inch
Inner Ring Width (B) - 3.937 inch
Outer Ring Width (C) - 3.375 inch
Sphere Diameter (K) - 6.475 inch
Unmounted Diametral Clearance - 0.005/0.009 inch
Shaft Shoulder Diameter (d1) - 5.125 inch
Tilt Angle (α) - 7°
Maximum Shaft Fillet (r1) - 0.032 inch
Maximum Housing Fillet (r2) - 0.044 inch
Approximate Weight - 21.92 lbs
Static Radial Load Limit - 576923 lbf
Static Thrust Load Limit - 96954 lbf
Static Dynamic Load Limit - 384615 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) - 6.9994 inch
Minimum Recommended Housing Bore ISO R7 (Press Fit) - 6.9978 inch

Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 9.941 kg

Notes about B....LNMSS Series :
RBC's DuraLube™ self-lubricating spherical plain bearings are built for long-lasting performance in tough environments. They operate without grease, using a robust PTFE liner system that minimizes friction between the inner and outer spherical surfaces. These bearings are perfect for situations where re-lubrication isn't feasible but extended service life is essential. They are available in both inch and metric sizes.

Other salient points to be noted :
• Outer rings of bearings size 72 and above are double fractured (suffix-9L).
• Ultimate static and impact loads should not exceed 150% of catalog ratings.

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2025 February 14
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2025 February 5
The service we received from Santiniketan was very professional. We were kept updated on every progress during the delivery of our material. The main focus of Santiniketan management is customer satisfaction, rather than one time business. Kudos to the entire team and highly recommended for doing business
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Basvraj Shetkar
2025 January 30
⭐⭐⭐⭐⭐ Excellent Service and Quality Bearings! We have been sourcing bearings from Santiniketan for a while now, and their service has always been outstanding. They offer a wide range of high-quality bearings at competitive prices, ensuring we get the right products for our needs.We have procured variety of bigger size bearings for our end uses. The team is knowledgeable, professional, and always ready to assist with technical guidance. Their prompt response, timely delivery, and commitment to customer satisfaction make them our go-to bearing supplier. Highly recommended for anyone looking for reliable and top-notch bearing solutions! Keep up the great work! Basvraj Shetkar
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2024 December 15
Price is reasonable, delivery is very first. One can surely give a try for first time.

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