NTN BL3/28NR Single Row Ball Bearings
| Brand Name: | NTN |
| Model Number: | BL3/28NR |
| Series: | L305600 |
| Cone Part Number: | L305649 |
| Cup Part Number: | L305610D |
| Design Units: | Imperial |
| Bearing Weight: | 1.67 lb |
| Cage Type: | Stamped Steel |
| Ab - Cage-Cone Frontface Clearance: | 0.1 in |
| d: | 2 in |
| PDF |
BL3/28NR |
Product Details
| Series | L305600 |
| Cone Part Number | L305649 |
| Cup Part Number | L305610D |
| Design Units | Imperial |
| Bearing Weight | 1.67 lb |
| Cage Type | Stamped Steel |
| Ab - Cage-Cone Frontface Clearance | 0.1 in |
| d | 2 in |
| D | 3.1875 in |
| B - Cone Width | 0.7188 in |
| C - Double Cup Width | 1.3750 in |
| T - Bearing Width across Cones | 1.6875 in |
| R - Cone Backface To Clear Radius1 | 0.06 in |
| r - Cup Frontface To Clear Radius2 | 0.03 in |
| db - Cone Backface Backing Diameter | 2.28 in |
| Da - Cup Frontface Backing Diameter | 3.05 in |
| Aa - Cage-Cone Backface Clearance | 0 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 3540 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 23800 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 6170 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 2160 lbf |
| K - Factor7 | 1.64 |
| e - ISO Factor8 | 0.36 |
| Y1 - ISO Factor9 | 1.9 |
| Y2 - ISO Factor10 | 2.83 |
| Cg - Geometry Factor11 | 0.0841 |
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