Detailed description

| Part Number | 50TAC03DT85SUMPN5D |
| Bearing Type | Angular Contact Super Precision Thrust Ball Bearings, TAC 03 Series for Ball Screw Support (High-Load Drive) |
| Internal design | D = Contact angle 55 ° |
| Contact angle - α | 55 ° |
| Type | TAC |
| Dimension series | 03 = 03 Series |
| Preload | M = Medium preload |
| Arrangement row | One |
| Arrangement | SU = Universal (One-row) |
| SU Bearing Mass - m [lb] | 2.5132 |
| DB/DF Arrangement H preload [lbf] | 874 |
| DB/DF Arrangement H Axial Rigidity | 936 N/µm |
| DB/DF Arrangement H Starting Torque | 0.50 N・m |
| DB/DF Arrangement H Measured Axial Clearance | -23 µm |
| Speed ratings (grease) - nB | 3673 min–1 |
| Speed ratings (oil) - nG | 4685 min–1 |
| Recommended Grease Quantities - CC | 25 g/brg |
| Dimension | |
| d φ Inside [inch] | 1.9685 |
| D Φ Outside [inch] | 4.3307 |
| B Width [inch] | 1.0630 |
| r min Chamfer [inch] | 0.0787 |
| r1 min Chamfer [inch] | 0.0394 |
| d1 Shoulder [inch] | 2.4409 |
| d2 Shoulder [inch] | 3.1142 |
| D1 Shoulder/Recess [inch] | 3.2441 |
| D2 Shoulder/Recess [inch] | 3.9606 |
| Dynamic Axial Capacity | |
| Ca 1 row [lbf] | 37237 |
| Ca 2 row [lbf] | 60647 |
| Ca 3 row [lbf] | 80853 |
| Ca 4 row [lbf] | 98839 |
| Ca 5 row [lbf] | 115690 |
| Static Axial Capacity | |
| C0a 1 row [lbf] | 40649 |
| C0a 2 row [lbf] | 80904 |
| C0a 3 row [lbf] | 121283 |
| C0a 4 row [lbf] | 161763 |
| C0a 5 row [lbf] | 203402 |
| Other Arrangement | 1 rows: DB(<>): 50TAC03DT85DBMPN5D DF(><): 50TAC03DT85DFMPN5D 2 rows: DT(<<): 50TAC03DT85DTMPN5D DFD(><<): 50TAC03DFD85DFDMPN5D DFF(>><<): 50TAC03DFF85DFFMPN5D DBD(<<>): 50TAC03DBD85DBDMPN5D DBB(<<>>): 50TAC03DBB85DBBMPN5D 3 rows: DFT(><<<): 50TAC03DFT85DFTMPN5D DFFD(>><<): 50TAC03DFFD85DFFDMPN5D DFFF(>>><<<): 50TAC03DFFF85DFFFMPN5D DBT(<<<>): 50TAC03DBT85DBTMPN5D DBBD(<<<>>): 50TAC03DBBD85DBBDMPN5D DBBB(<<<>>>): 50TAC03DBBB85DBBBMPN5D 4 rows: DFTD(><<<<): 50TAC03DFTD85DFTDMPN5D DFFT(>><<<<): 50TAC03DFFT85DFFTMPN5D DBTD(<<<<>): 50TAC03DBTD85DBTDMPN5D DBBT(<<<<>>): 50TAC03DBBT85DBBTMPN5D 5 rows: DFTT(><<<<<): 50TAC03DFTT85DFTTMPN5D DBTT(<<<<<>)50TAC03DBTT85DBTTMPN5D |















