NTN 7002C/DB bearing

negative signs are defined in Appendix IV. Table 5.10 shows standard preload and rigidity in DB and DF arrangement of HTA and BS series of angular contact ball bearings. Fig. 5.3 Preload setting study w. Table 5.1 preloadparison table of TPI bearings with other brand bearings for 7014C. Brand. Preload. TPI. NTN.DB: Duplex pair, back to back mounting. DF: Duplex pair, face to face mounting. DT: Duplex pair, tandem mounting. G: Single bearings, flush ground universal 7002C. 0.5906 1.2598 0.3543 0.012. 0.15. 0.30. 1,400. 760 32,000 42,000. 0.064 27,000 36,000. 15. 32. 9. 0.3. 0.06. 7.5. 7003C. 0.6693 1.3780 0.3937 0.012.

For single and DT arrangement,. When Por＜Fr use Por＝Fr. 30˚. Xo. 40˚. 0.5. 0.5. Yo. Xo. Yo. 0.33. 0.26. 1. 1. 0.66. 0.52. Con- tact angle. Con- tact angle. Single, DT. DB, DF. Basic load ratings. Limiting speeds1）. Bearing numbers2）. Abutment and fillet dimensions dynamic static dynamic static. (duplex). (duplex). (duplex).ity and extra capacity. There are three fundamentalbinations in duplex bearings: face-to-face (DF), back-to-back (DB), and tan- dem (DT). DF. DB. DT. SINGLE DIRECTION THRUST BEARINGS consist of two washers having ball grooves ground into their adja- cent faces with balls and cages mounted between these.

Figure. Arrangement. Features. Table 2 Types and Features of Matched Angular Contact Ball Bearings. 0. 0 a a. Back-to-back. (DB). (Example). 7208 A DB . 5 300. 790. 540 30 000 43 000 12.8. 1.2. —. 26.8 0.15. 7002 A DB DF DT. 9 950. 6 850. 1 010. 700 19 000 26 000 22.6. 4.6 16.2. 30.8 0.15. 7002 C DB DF DT.