Features of auto water pump bearings:

1) Usage: auto water pump

2) Material: Gcr15

3) Shield: 2RS

4) Type: ball-ball & ball-roller

5) Vibration and norse level: V2, V1, Z1, Z2

6) Tolerance: ABEC-1 (P0)

7) Internal clearance: Co, C2, C3

8) Hardness: shaft-58-62HRC; ball & roller-61-65HRC; outer ring-60-64HRC

9) Packing method: individual plastic bag/plastic tube + carton + pallet