Bearing Number | Outside measurement | Basic lord rating(lbs) | Weight | ||||||||
Open | Bore | Outer Diameter | Width(OPEN) | Width(CLOSED) | Dynamic | Static | CLOSED | ||||
d | D | B | B1 | Cr | Cor | (kg) | |||||
in | mm | in | mm | in | mm | in | mm | N | |||
R2 | 1/8 | 3.175 | 3/8 | 9.52 | 5/32 | 3.969 | 5/32 | 3.969 | 640 | 222 | 0.0013 |
R2A | 1/8 | 3.175 | 1 /2 | 12.7 | 11/64 | 4.366 | 11/64 | 4.366 | 1147 | 396 | 0.0032 |
R3 | 3/16 | 4.763 | 1/2 | 12.7 | 5/32 | 3.969 | 0.196 | 4.978 | 1311 | 489 | 0.0027 |
R3A | 3/16 | 4.763 | 1 /2 | 12.7 | 0.196 | 4.978 | 0.196 | 4.978 | 1311 | 489 | 0.0027 |
R4 | 1/4 | 6.35 | 5/8 | 15.875 | 0.196 | 4.978 | 0.196 | 4.978 | 1489 | 618 | 0.0045 |
R4A | 1/4 | 6.35 | 3/4 | 19.05 | 7/32 | 5.556 | 9/32 | 7.144 | 2334 | 884 | 0.0092 |
R6 | 3/8 | 9.525 | 7/8 | 22.225 | 7/32 | 5.556 | 9/32 | 7.144 | 3379 | 1429 | 0.0118 |
R8 | 1/2 | 12.7 | 1-1/8 | 28.575 | 1/4 | 6.35 | 5/16 | 7.938 | 3911 | 2244 | 0.0210 |
R10 | 5/8 | 15.875 | 1-3/8 | 34.925 | 9/32 | 7.144 | 11/32 | 8.731 | 4605 | 2774 | 0.0367 |
R12 | 3/4 | 19.05 | 1-5/8 | 41.275 | 5/16 | 7.938 | 7/16 | 11.113 | 7246 | 4445 | 0.0630 |
R13 | 3/4 | 19.05 | 1-3/4 | 44.45 | 3/8 | 9.525 | 7/16 | 11.113 | 7490 | 4785 | 0.0920 |
R14 | 7/8 | 22.225 | 1-7/8 | 47.625 | 3/8 | 9.525 | 1 /2 | 12.700 | 7735 | 4939 | 0.0970 |
R16 | 1 | 25.4 | 2 | 50.8 | 3/8 | 9.525 | 1/2 | 12.700 | 8224 | 5432 | 0.1070 |
R18 | 1-1/8 | 28.575 | 2-1/8 | 53.975 | 3/8 | 9.525 | 1/2 | 12.700 | 9557 | 6255 | 0.1220 |
R20 | 1-1/4 | 31.75 | 2-1/4 | 57.15 | 3/8 | 9.525 | 1 /2 | 12.700 | 10758 | 7513 | 0.1250 |
R22 | 1-3/8 | 34.925 | 2-1/2 | 76.2 | 7/16 | 11.113 | 9/16 | 14.288 | 12251 | 8490 | 0.1388 |
R24 | 1-1/2 | 38.1 | 2-5/8 | 66.675 | 7/16 | 11.113 | 9/16 | 14.288 | 12918 | 9264 | 0.1848 |
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42 and 43 series: precise positioning, efficient operation
Ningbo Wanshun's 42 and 43 series inch deep groove ball bearings are designed to meet the requirements of high precision, high speed and high load. These two series of products use advanced production technology and strict quality control processes to ensure the perfect match of the inner and outer rings, steel balls and cages of the bearings, and achieve extremely low friction coefficients and excellent rotation accuracy. Whether it is for demanding high-speed rotation applications or for heavy equipment subject to large impact loads, the 42 and 43 series deep groove ball bearings can provide stable and reliable operation support.
Ningbo Wanshun is well aware that technological innovation is the inexhaustible driving force for the sustainable development of enterprises. Therefore, the company continues to invest in product research and development, and is committed to improving the technical content and added value of products. In the production process of 42 and 43 series deep groove ball bearings, the company introduced advanced CNC processing equipment and automated production lines to achieve full-process quality control from raw materials entering the factory to finished products leaving the factory. At the same time, the company has also established a complete testing system, using advanced testing instruments and equipment to conduct comprehensive testing of various performance indicators of the products to ensure that each set of bearings can meet or even exceed industry standards.
"Customer satisfaction is the center" is the quality management concept that Ningbo Wanshun has always adhered to. The company strictly implements the ISO9001 quality management system. From raw material procurement, production and processing, finished product inspection to after-sales service, every link is strictly operated in accordance with standard procedures to ensure stable and reliable product quality. It is this persistent pursuit of quality that has won Ningbo Wanshun's British deep groove ball bearings a good reputation and wide recognition in the market.
Facing the future, Ningbo Wanshun will continue to uphold the business philosophy of "making friends first and then doing business, mutual benefit and common development", and actively cooperate and communicate with friends from all walks of life at home and abroad. The company is willing to work hand in hand with customers with high-quality products, reasonable prices and thoughtful services to create a more brilliant tomorrow.