| Product Number | WIR1938135B Bearing |
| D | 0.7465 |
| d | |
| d1 | |
| d2 | |
| A (mm) | 5.31 |
| B | 1.18 |
| C | 2 |
| S1 | |
| S2 | 1.9 |
| NSK NO. | 665879 |
| FAG NO. | WKN2531-3 |
| MCQVAYNORRS | |
| D2 | 0.6267 |
WIR1938135B Bearing|Water pump bearings|WR Series|WIR Series|WIB Series|WD1226 Seires| WB1940 Seires|WB1630 Series|WB1224 Series|WB 1951 Series|Water Pump Bearings|WIR1938135B_Bearing
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