URC DEEP GROOVE BALL BEARING
Characteristic of deep groove ball bearing:1. Seal form: open style, Z, ZZ, RS, 2RS, 2RZ2. Bearing stop ring: N,NR 3. Class of precision: ABEC-1, ABEC-3, ABEC-5, ABEC-7 4. Vibration rank: V1, V2, V3, V4 5. Noise rank: Z1,Z2,Z3,Z465.6. Internal elimination code: C0, C2, C3, C4, C57. Bearing material: bearing steel (9Cr18), stainless steel(AISI440C, AISI304, AISI316), ceramics8. Keeper: stainless steel, PTFE, nylon9. Bearing ferrule and ball hardness: 59 - 63HRC
Explanation:Z represents that one-side of the deep groove ball bearing is mental dust cover, and ZZ represents that both sides are mental dust cover.RS represents that one-side of the deep groove ball bearing is non-touch grommet, and 2RS represents that both sides are non-touch grommet.RZ represents that one-side of the deep groove ball bearing is contact grommet, and 2RS represents that both sides are contact grommet.
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HIGH PRECISION URC BEARING