| B - Cone Width | 3.5825 in |
| C0 - Static Radial Rating | 691000 lbf |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 108000 lbf |
| G1 - Heat Generation Factor (Roller-Raceway) | 3045.1 |
| Cg - Geometry Factor | 0.188 |
| db - Cone Backface Backing Diameter | 14.29 in |
| Cone Part Number | HM261049AH |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 61800 lbf |
| da - Cone Frontface Backing Diameter | 14.06 in |
| Aa - Cage-Cone Backface Clearance | 0.08 in |
| G2 - Heat Generation Factor (Rib-Roller End) | 299.8 |
| K - Factor8 | 1.74 |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 723000 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 416000 lbf |
| Ab - Cage-Cone Frontface Clearance | 0.1 in |
| d | 13.1250 in |
| Cage Type | Stamped Steel |
| a - Effective Center Location4 | -0.24 in |
| R - Cone Backface To Clear Radius3 | 0.25 in |
| Design Units | Imperial |
| NNU493 KOYO Double-row cylindrical roller bearings | Weight:8.25 Kg; Da max.:177 mm; Size (mm):90x190x64; C:64 mm; Width (mm):64; ra max.:2.5 mm; Calculation factor (e):0.34; (Grease) Lubrication Speed:2800 r/min; D:190 mm; B:64 mm; da min.:103 mm; Calculation factor (Y1):1.84; Bearing number:2318K; r min.:3 mm; Outer Diameter (mm):190; Basic dynamic |
| NNU4926 KOYO Double-row cylindrical roller bearings | d1:43,7 mm; Outer Diameter (mm):62; d:35 mm; f:1,7 mm; r0 max.:0,6 mm; C:14 mm; Limiting speed:15000 r/min; Weight:0,15 Kg; Reference speed:24000 r/min; da max:39,6 mm; r1 min.:1 mm; r2 min.:1 mm; Bearing number:6007NR; Ca max.:3,76 mm; Width (mm):14; Size (mm):35x62x14; Fatigue load limit (Pu):0,44 |
| NN3026 KOYO Double-row cylindrical roller bearings | C:43 mm; B:43 mm; Bore Diameter (mm):95; Limiting speed:4800 r/min; D1:149 mm; Reference speed:4300 r/min; Size (mm):95x170x43; F:112,5 mm; d1:– mm; Fatigue load limit (Pu):45,5; da max:110 mm; da min.:107 mm; r2 min.:2,1 mm; Width (mm):43; rb max.:2 mm; Basic dynamic load rating (C):325 kN; S:3 mm; |
| NNU4932 KOYO Double-row cylindrical roller bearings | Limiting Speed - Grease:2,200 rpm; Enclosure:Open; Basic dynamic load rating (C):335 kN; 2B:94 mm; D:215 mm; Dynamic Load Rating:335,000 N; C:47 mm; (Grease) Lubrication Speed:2200 r/min; r min.:3 mm; r1 min.:1.1 mm; Static Load Rating:380,000 N; Width (mm):47; Basic static load rating (C0):380 kN; |
| NN3024 KOYO Double-row cylindrical roller bearings | d:381 mm; D:508 mm; E:485 mm; C:63,5 mm; r max:5 mm; Outer Diameter (mm):485; Bearing number:150RIJ613; B:63,5 mm; F:404 mm; Bore Diameter (mm):381; |
| NNU4928 KOYO Double-row cylindrical roller bearings | db max.:163 mm; Sa:7; TC-DA2:14.128; ALPHA_:12.333; outer r:2; Bearing number:HR32930J; D_a2:196; Bore Diameter (mm):150; ra max.:2 mm; Prod_Type3:TRBSR_MD_A; inner ra:2; Da min:196 mm; mass:4.05; TC-BET21:1; rb max.:2 mm; T-ALP21:24; GRS rpm:1500; Width (mm):38; LangID:1; TC-RA:469.5; |
| NN303 KOYO Double-row cylindrical roller bearings | ra - max.:2 mm; ra max.:2 mm; b:3.5 mm; da - min.:132 mm; Bore Diameter (mm):215; Calculation factor - kr:0.3; Limiting value e:0.3; Fatigue load limit Pu:72 kN; da max.:140 mm; D1:187.75 mm; r3,4 min.:2.1 mm; d:120 mm; da min.:132 mm; Reference speed:3400 r/min; Basic dynamic load rating - C:520 kN |
| NN3028 KOYO Double-row cylindrical roller bearings | Retainer Material:Machined Brass; Configuration:Double Row; Limiting Speed - Grease:1,400 rpm; Nr. of Holes:6; Axial Load Factor Y1:2.43; B:86 mm; Dynamic Load Rating:1,460,000 N; Roller Profile:Symmetric; Axial Load Factor Y2:3.61; Radial Clearance:0.120 to 0.180 mm; D:320 mm; d:180 mm; Axial Load |