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The shield protects the working parts of the bearing from environmental debris that may be introduced and could reduce the ball bearing speed and lifespan. Rolling bearings are used in a range of applications from agricultural machinery to conveying equipment, robotics, dental equipment, elevators, rolling mills, ship
INTERCHANGE TABLE. NUMBER. WITH. INNER RING. Mass. (Approx.) NUMBER. WITHOUT. INNER RING. Mass. (Approx.) NUMBER. Assembled. INNER RING. Dimensions(mm). Basic dynamic load rating. Basic static load rating. IKO. INA. NTN. TORRINGTON(KOYO). WITH. INNER RING. WITHOUT. INNER RING. WITH.
Dimensional interchangeability only. This does not imply interchangeable in all respects. Koyo Prefix. INA Prefix. IKO Prefix. Design. 81. 81. AZ. Thrust. AS. AS. AS. Thrust. AXK. AXK. NTB. Thrust. BK. BK. TLAM. Drawn Cup. GS. GS. GS. Thrust. HK. HK. TLA. Drawn Cup. JR. IR. LRT. Solid Race. K. K. KT. Cage And Roller.
d, 35, mm. D, 80, mm. B, 21, mm. d1, ≈, 49.56, mm. D2, ≈, 69.2, mm. r1,2, min. 1.5, mm. Abutment dimensions. da, min. 44, mm. Da, max. 71, mm. ra, max. 1.5, mm. Calculation data. Basic dynamic load rating, C, 35.1, kN. Basic static load rating, C0, 19, kN. Fatigue load limit, Pu, 0.815, kN. Reference speed, 19000, r/min.