Bearings | Nachi America

The Nachi bearings business started out by using the superior materials made by our own company, and by applying expertise in cutting and heat treatment

BEARING DESIGNATION SYSTEMS

3.4.1 Bearing design and cage type for spherical roller bearings .. DB*. Pair of bearings in a back-to-back arrangement. 7305 B DB. DB. DB. DD.

Angular Contact Ball Bearings Single Mounting／Duplex Mounting

0.56. 0.56. −. 0.8. −. 1.14. 30°. 40°. 15°. iFa. Cor e. Single or DT. DB or DF. Fa. Fr ＞ e . 7305. 7305B. 7305C. 7006. 7006C. 7206. 7206B. 7206C. 7306. 7306B.

ANGULAR CONTACT BALL BEARINGS

Usually, the cages for angular contact ball bearings with a contact angle of 30° (Symbol A) or 40°(Symbol . (DB). (Example). 7208 A DB. Radial loads and axial loads in both directions can be sustained. .. 7305 A DB DF DT. 43 000. 31 500.

NACHI-FUJIKOSHI CORP. / Product Info. / Bearings

Deep Groove ball bearings are the most popular of all the ball bearing types is similar to mounting two single row angular ball bearings back to back(DB).

Precision Rolling Bearings

Any Combination of NACHI FLUSH GROUND. Precision Beanings will universal type bearings, DB, DF and DT combinations as well as multi-combinations

Bearing Training Manual - AllWorld Machinery

Nachi Fujikoshi started manufacturing hacksaw blades with Nachi has our own steel mill in Toyama Japan. .. DB = 2 bearings in back to back arrangement 7305. 5148. 1159. 1053. 920. 730. 920. 836. 730. 580. 7306. 6205. 1397. 1269.