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OPEN BALL BUSHINGS:
PDF Catalogue of Linear Bearings
NB Open Ball Bushings in European Metric sizes.
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NB Open Ball Bushings are available with a steel cage as standard which is held in position by solid end plates. Order reference NB30-... (no seals) or NB32-... (with 2 seals). For extra smooth running NB open ball bushings are available equipped with a plastic cage - NB3.-3.. They also have a retention hole (dimple) into which a locating pin can be inserted to secure the bush into a housing. |
| Part Number | Part Number | d | D | B | b | W | a | No of Races | Load - DYN |
Load - STAT C0 (N) |
Weight kg |
.stp File |
| No SEALS | 2 SEALS | |||||||||||
| NB30-012 | NB32-012 | 12 | 22 | 32 | 20 | 7.5 | 78 | 3 | 570 | 800 | 0.03 |  |
| NB30-016 | NB32-016 | 16 | 26 | 36 | 22 | 10 | 78 | 3 | 800 | 940 | 0.05 |  |
| NB30-020 | NB32-020 | 20 | 32 | 45 | 28 | 10 | 60 | 4 | 900 | 1450 | 0.08 | |
| NB30-025 | NB32-025 | 25 | 40 | 58 | 40 | 12.5 | 60 | 5 | 1100 | 1700 | 0.19 | |
| NB30-030 | NB32-030 | 30 | 47 | 68 | 48 | 12.5 | 50 | 5 | 1700 | 3000 | 0.30 | |
| NB30-040 | NB32-040 | 40 | 62 | 80 | 56 | 16.8 | 50 | 5 | 2300 | 4700 | 0.60 | |
| NB30-050 | NB32-050 | 50 | 75 | 100 | 72 | 21 | 50 | 5 | 4100 | 8300 | 0.97 | |
| NB30-060 | NB32-060 | 60 | 90 | 125 | 95 | 27.2 | 54 | 5 | 4800 | 10200 | 1.90 | |
| NB30-080 | NB32-080 | 80 | 120 | 165 | 125 | 36.3 | 54 | 5 | 7500 | 16300 | 4.38 | |