圓柱滾子軸承 NNU 4920 K M NA
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brand details
Brand detail
American ROLLWAY brand was founded in Syracuse, N.Y. in 1908. Up to now, it has been able to produce more than 2000 kinds of cylindrical roller bearings and tapered thrust bearings, especially super large roller bearings, which can be used in food processing and metallurgical industries. Rollway has a strong technical force, which can provide high-quality services according to the actual needs of customers: for example, the outer diameter can be more than 42 "; grade change contact, track and hole are set to prevent reversal; m-500 tool steel and vimvar high-quality steel are used; copper, cast iron and phenolic resin can be used for cage. As the leader of domestic high-end factory automation supply chain, crawler has cooperated with rollway deeply for many years, and is committed to providing high-end equipment parts for increasingly powerful Chinese manufacturing.
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