Detailed description

| Part Number | 30TAC72CSUHPN7C |
| Bearing Type | Angular Contact Super Precision Thrust Ball Bearings, TAC C Series Open type for Ball Screw Support (High-Rigidity) |
| Internal design | C = Contact angle 60 ° |
| Contact angle - α | 60 ° |
| Type | TAC |
| Preload | H = Heavy preload |
| Arrangement row | One |
| Arrangement | SU = Universal (One-row) |
| SU Bearing Mass - m [lb] | 0.9414 |
| DB/DF Arrangement H preload [lbf] | 610 |
| DB/DF Arrangement H Axial Rigidity | 1015 N/µm |
| DB/DF Arrangement H Starting Torque | 0.18 N・m |
| DB/DF Arrangement H Measured Axial Clearance | -15 µm |
| Speed ratings (grease) - nB | 4062 min–1 |
| Speed ratings (oil) - nG | 5784 min–1 |
| Recommended Grease Quantities - CC | 3.8 g/brg |
| Dimension | |
| d φ Inside [inch] | 1.1811 |
| D Φ Outside [inch] | 2.8346 |
| B Width [inch] | 0.7480 |
| r min Chamfer [inch] | 0.0394 |
| r1 min Chamfer [inch] | 0.0236 |
| Dynamic Axial Capacity | |
| Ca 1 row [lbf] | 7239 |
| Ca 2 row [lbf] | 11807 |
| Ca 3 row [lbf] | 15747 |
| Abutment Dimensions | |
| Db max [inch] | 2.6378 |
| da min [inch] | 1.4173 |
| Da max [inch] | 2.5984 |
| db min [inch] | 1.4173 |
| Static Axial Capacity | |
| C0a 1 row [lbf] | 11145 |
| C0a 2 row [lbf] | 22417 |
| C0a 3 row [lbf] | 33618 |
| Other Arrangement | 1 row: DB(<>): 30TAC72CDBHPN7C DF(><): 30TAC72CDFHPN7C 2 rows: DT(<<): 30TAC72CDTHPN7C DFD(><<): 30TAC72CDFDHPN7C DBD(<<>): 30TAC72CDBDHPN7C DFF(>><<): 30TAC72CDFFHPN7C DBB(<<>>): 30TAC72CDBBHPN7C 3 rows: DFT(><<<): 30TAC72CDFTHPN7C DBT(<<<>)30TAC72CDBTHPN7C |















