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Alignment needle roller bearings have an outer ring with a sphered (convex) outside surface. Two polymer seating rings with a sphered (concave) inside surface are encased in a drawn sheet steel sleeve and fitted over the outer ring.
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| Designation | Principal dimensions | Basic load ratings | Speed ratings | ||||
| dynamic | static | Reference speed | Limiting speed | ||||
| Fw(mm) | Ew(mm) | U(mm) | C(KN) | C0(KN) | (r/min) | (r/min) | |
| RPNA 15/28 | 15 | 28 | 12 | 7.37 | 9.15 | 24 000 | 28 000 |
| RPNA 18/32 | 18 | 32 | 16 | 12.8 | 17.6 | 22 000 | 24 000 |
| RPNA 20/35 | 20 | 35 | 16 | 13.2 | 19.3 | 19 000 | 22 000 |
| RPNA 25/42 | 25 | 42 | 20 | 19 | 32.5 | 16 000 | 18 000 |
| RPNA 30/47 | 30 | 47 | 20 | 22.9 | 38 | 13 000 | 15 000 |
| RPNA 35/52 | 35 | 52 | 20 | 24.6 | 45 | 11 000 | 13 000 |
| RPNA 40/55 | 40 | 55 | 20 | 26.4 | 51 | 10 000 | 11 000 |
| RPNA 45/62 | 45 | 62 | 20 | 27.5 | 57 | 9 000 | 10 000 |
| PNA 12/28 | 12 | 28 | 12 | 7.37 | 9.15 | 24 000 | 28 000 |
| PNA 15/32 | 15 | 32 | 16 | 12.8 | 17.6 | 22 000 | 24 000 |
| PNA 17/35 | 17 | 35 | 16 | 13.2 | 19.3 | 19 000 | 22 000 |
| PNA 20/42 | 20 | 42 | 20 | 19 | 32.5 | 16 000 | 18 000 |
| PNA 22/44 | 22 | 44 | 20 | 22 | 36.5 | 14 000 | 16 000 |
| PNA 25/47 | 25 | 47 | 20 | 22.9 | 38 | 13 000 | 15 000 |
| PNA 30/52 | 30 | 52 | 20 | 24.6 | 45 | 11 000 | 13 000 |
| PNA 35/55 | 35 | 55 | 20 | 26.4 | 51 | 10 000 | 11 000 |
| PNA 40/62 | 40 | 62 | 20 | 27.5 | 57 | 9 000 | 10 000 |
