9,000 mm x 19,000 mm x 12,000 mm NTN NK12/12+IR9X12X12 needle roller bearings
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What is NK12/12+IR9X12X12 bearing interchange？
| Brand Name |
NTN |
| Model Number |
NK12/12+IR9X12X12 |
| Min.Order Quantity |
1 pcs |
| Price |
Negotiable |
| PDF |
NK12/12+IR9X12X12 |
Product Details
| Series | 535 |
| Cone Part Number | 536 |
| Cup Part Number | 533DC |
| Design Units | Imperial |
| Bearing Weight | 7.94 lb |
| Cage Type | Stamped Steel |
| Ab - Cage-Cone Frontface Clearance | 0.07 in |
| d | 1.8750 in |
| D | 4.3750 in |
| B - Cone Width | 1.4550 in |
| C - Double Cup Width | 2.5 in |
| T - Bearing Width across Cones | 3.1250 in |
| R - Cone Backface To Clear Radius1 | 0.14 in |
| r - Cup Frontface To Clear Radius2 | 0.06 in |
| db - Cone Backface Backing Diameter | 2.44 in |
| Da - Cup Frontface Backing Diameter | 3.96 in |
| Aa - Cage-Cone Backface Clearance | 0.08 in |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 10000 lbf |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 67400 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 17500 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 5090 lbf |
| K - Factor7 | 1.97 |
| e - ISO Factor8 | 0.3 |
| Y1 - ISO Factor9 | 2.28 |
| Y2 - ISO Factor10 | 3.39 |
| G1 - Heat Generation Factor (Roller-Raceway)11 | 64.3 |
| G2 - Heat Generation Factor (Rib-Roller End) | 16.1 |
| Cg - Geometry Factor12 | 0.0938 |
