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Ball Bearings | NTN Bearing

With more than ninety years of manufacturing expertise in ball bearings, NTN offers one of the industry's widest arrays of products to fit your application. Our ball bearings are available to you off-the-shelf, in sizes ranging from 10 mm to 320 mm outside diameters. And with a virtually limitless variety of configurations of seals,

ころ - NTN

1 Kのいたものはテーパ1/12のテーパをす。 2 rのである。 r r r r. B r r φd φd. φEw. φD. B φd φd φFW. φD. NNU. . テーパ. NN. . テーパ. ころ d 320∼500mm. NNU4940. NNU4940K. NN4940. NN4940K. 200. 280. 80. 2.1. 555 1 180. 56 500 120 000. 2 900. 3 500.

Welcome to NTN Bearing

NTN is one of the world's leading manufacturers of bearing products to OEMs, distributors, and end users.

Main Spindle Bearings - RYASA

Bearing numbers. Boundary. Basic load ratings. Limiting speeds dimensions dynamic static dynamic static. NNU Type. NN Type mm. kN kgf min-1 cylindrical.. 290. 75. 2.1. 580 1 040. 59 000 106 000. 2 800. 3 300. NNU4940. NNU4940K NN4940. NN4940K. 200. 280. 80. 2.1. 555 1 180. 56 500 120 000. 2 900. 3 500. ―.

Double Row Cylindrical Roller Bearings - NTN Global

Double Row Cylindrical Roller Bearings. Boundary dimensions. Basic load ratings. Limiting speeds. Bearing dynamic static dynamic static mm. kN kgf min-1 type NNU cylindrical 1)"K" indicates bearings have tapered bore with a taper ratio of 1: 12. 2)Smallest allowable.. NN4940 NN4940K 225. 261. 211. 218 222 228