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NSK Corp.
7213A5TRDULP4Y
Straight Bore Spindle & Precision Machine Tool Angular Contact Bearing
Item #101518020
- 2.559 in Inner Diameter
- 4.724 in Outer Diameter
- Super Precision
- 1.811 in Overall Width
- Cylindrical OD
applications
- High speed grinding
- High speed boring and milling
- Precision vertical and horizontal milling spindles
- High speed routing
features
- ABEC 9/ISO P2 axial running tolerances for higher accuracy
- Non-critical features manufactured to ABEC 7/ISO P4 tolerances for cost effectiveness
- 15 degree initial contact angle for high degree of rigidity in both axial and radial directions and low operating temperatures
- Clean steel supports longer service life
| Ball Material | Steel |
| Seal Type | Unsealed |
| Static Load Rating [Max] | 10200 lbf |
| Bore Type | Round Bore, Metric Type |
| Bearing Type | Single Row Angular Contact |
| No. of Rows | 2 |
| No. in Set | Duplex Set |
| Enclosure | Open |
| I.D. | 65 mm |
| Seal Material | None |
| Universally (Flush) Ground | Yes |
| O.D. Type | Straight |
| Contact Angle | 25° |
| Lubricant | Oil Preservative |
| Bearing Material | Steel |
| Filling Slot | No |
| O.D. | 120 mm |
| Outer Ring Width | 23 mm |
| Rolling Element Material | Steel |
| Fillet Radius | 0.059 in |
| Cage Type | Machined Window |
| Inner Ring Width | 23 mm |
| Limiting Speed - Grease | 9750 rpm |
| Material | Steel |
| Radial Internal Clearance Specification | Normal Clearance |
| Inch/Metric | Metric |
| Precision Level | Extra Precision (ABEC 7) |
| Cage Material | Phenolic |
| Dynamic Load Rating | 16600 lbf |
| Preload Level | Light |
| Bearing Arrangement | Universal |
| Rolling Element | Ball |
| Fillet Radius Cone | 0.059 in, 1.5 mm |
| Relubricatable | No |
| Overall Width | 1.811 in, 46 mm |
| Closure Type | Open |
| Precision Class | ABEC Class 7/9 |
| Weight | 4.59 LB |
| EAN or UPC | 87796226302 |
