| NNU3068 NTN Tapered Roller Bearing | d1:52.7 mm; Static axial stiffness, preload class B:59 N/µm; Calculation factor fHC:1.01; Static axial stiffness, preload class C:81 N/µm; Attainable speed for grease lubrication:34000 r/min; K:0.5 mm; da min.:48.2 mm; d2:51 mm; Calculation factor f2C:1.09; C1:3.75 mm; ra max.:0.6 mm; dn:54.2 mm; Reference grease quantity Gref:1.5 cm³; r3,4 min.:0.3 mm; Ball diameter Dw:6.35 mm; Calculation factor f2A:1; |
| NN3922 NTN Tapered Roller Bearing | Mass bearing:975 kg; B:552.45 mm; Design variant/feature:TQO/GWI; Calculation factor Y0:2; Thrust factor K:1.76; D:901.7 mm; Calculation factor Y2:3; Calculation factor Y1:2; T:552.45 mm; Basic static load rating C0:39000 kN; r3,4 min.:6.4 mm; Fatigue load limit Pu:2550 kN; D1 ≈:817 mm; Comparative axial load rating CFa:568 kN; d:679.45 mm; Comparative radial load rating CF:3450 kN; d1 ≈:753 mm; |
| NNU4864 | P90°:207 kN; H2:69.85 mm; J min.:492.125 mm; J1:107.95 mm; L:628.65 mm; P180°:133 kN; Labyrinth ring:2 x LOR 141; Pa:43.6 kN; Cap bolt, SAE grade:8; PG:1/4 NPT; da:152.4 mm; RG:3/4 NPT; J max.:549.275 mm; h:54.769 mm; Cap bolt:1-8 UNC; P60°:345 kN; ba:74.612 mm; R2:37.306 mm; Initial grease fill:878.85 g; End plug (suffix Y):EPR 18; |
| 4R3423 NTN Cylindrical Roller Bearing | Cap bolt:7/8-9 UNC; Stabilizing ring:2 x 38151-38; Bearing limiting speed:2400 r/min; Pa:42.9 kN; Da:289.999 mm; Ca:89.789 mm; da:174.625 mm; Eye bolt:2 x 3/8-16 UNC; A1:158.75 mm; Cap bolt recommended tightening torque:813.5 N·m; RG:3/4 NPT; PG:1/4 NPT; P150°:120 kN; Mass pillow block:132 kg; P180°:145 kN; Housing:SSAFS 038 KA; R1:104.775 mm; A2:225.425 mm; P120°:133 kN; P90°:207 kN; |
| NNU3048 | Calculation factor Y1:3; Mass bearing + sleeve:23.2 kg; Fatigue load limit Pu:114 kN; B2:34 mm; Calculation factor Y0:2.8; B1:109 mm; r1,2 min.:2.1 mm; Ba min.:9 mm; Calculation factor e:0.22; db min.:189 mm; D:280 mm; Basic static load rating C0:1270 kN; Calculation factor Y2:4.6; da max.:199 mm; d1:160 mm; B:74 mm; Basic dynamic load rating C:884 kN; d2 ≈:199 mm; ra max.:2 mm; K:7.5 mm; |
| NN3026K | B4:4 mm; Thread grub screw G2:#10-32 UNF; Fatigue load limit Pu:0.2 kN; d:15.875 mm; Recommended diameter for attachment bolts, mm G:10 mm; Basic static load rating C0:4.75 kN; H:98.5 mm; J7:11 mm; Limiting speed:9500 r/min; B:22.1 mm; RG:1/4-28 UNF; Db1:50 mm; Housing material:Cast iron; Mass bearing unit:0.33 kg; A3:3.2 mm; J:76.5 mm; L:57 mm; Da:50.8 mm; Rα:45 °; DN:6.5 mm; |
| NN3956K NTN Cylindrical Roller Bearing | J1:139.7 mm; P60°:449 kN; P150°:151 kN; Ca:147.803 mm; S:4.763 mm; ba:103.188 mm; A1:228.6 mm; P180°:185 kN; R1:163.512 mm; Cap bolt recommended tightening torque:1017 N·m; A2:315.119 mm; L:869.95 mm; Eye bolt:2 x 1/2-13 UNC; Da:419.999 mm; Bearing limiting speed:1500 r/min; RG:1 NPT; J max.:749.3 mm; Cap bolt, SAE grade:5; H1:250.825 mm; Cap bolt:4 x 1 1/2-6 UNC; |
| 4R441 NTN Cylindrical Roller Bearing | Coefficient of friction µ min.:0.05; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; D:16 mm; Mass bushing:0.007 kg; Specific static load factor K0:20 N/mm²; Tolerance housing:H7; Permissible sliding velocity v min.:0.25 m/s; B:12 mm; Coefficient of friction µ max.:0.1; Specific dynamic load factor K:10 N/mm²; d:12 mm; |
| NNU4924K | d:2.6875 in; seal type:Contact with Flinger; D:6.0000 in; length through bore:3-3/16 in; B:7.6250 in; operating temperature range:Maximum of +225 °F; bore type:Round; finish/coating:Uncoated; duty type:Medium Duty; maximum rpm:2500 RPM; mounting type:Four-Bolt Flange; lubrication type:Lubrication Fitting; housing material:Cast Iron; series:MBF; locking device:Set Screw; replacement bearing:NBG35-2-11/16; |
| NN3038 NTN Tapered Roller Bearing | P180°:30.7 kN; J min.:215.9 mm; PosiTrac Plus contact element (db shaft position):B10724-79; J max.:247.65 mm; PG:1/8 NPT; S:3.175 mm; H1:82.55 mm; da:75 mm; P90°:45.4 kN; Ca:37.008 mm; dc:71.438 mm; Cap bolt recommended tightening torque:149.1 N·m; Mass pillow block:14.1 kg; P150°:25.4 kN; ba:32.544 mm; Max. speed for PosiTrac Plus seal:1450 r/min; Labyrinth ring (db shaft position):LOR 79; |
| NN3092 NTN Tapered Roller Bearing | Da min.:328 mm; Cb min.:15.5 mm; Calculation factor e:0.4; d:260 mm; T:63.5 mm; Da max.:345.5 mm; db min.:276.5 mm; Basic dynamic load rating C:910 kN; Reference speed:1300 r/min; Calculation factor Y0:0.8; r1,2 min.:3 mm; Mass bearing:18.9 kg; Basic static load rating C0:1530 kN; Limiting speed:1600 r/min; B:63.5 mm; Calculation factor Y:1.5; Db min.:347 mm; da max.:280 mm; D:360 mm; a:68.743 mm; |
| 4R4413 NTN Cylindrical Roller Bearing | b:12 mm; s:2.9 mm; Dynamic (Ca):607 kN; E:mm; Static (Coa):750 kN; b1:20 mm; D:310 mm; Pu:70.340 kN; rs (min):4 mm; d2 (max):228.8 mm; B:52 mm; F:207 mm; d2:170 mm; r1s (min):4 mm; |
| NN3034 NTN Tapered Roller Bearing | Da min.:161.5 mm; rb max.:1.1 mm; Specific dynamic load factor K:150 N/mm²; Da max.:168.5 mm; da max.:130.5 mm; Design (sliding contact surface combination):Steel/PTFE fabric; Basic dynamic load rating C:1700 kN; da min.:123 mm; r1 min.:1 mm; Sealing solution:Triple-lip seals; Basic static load rating C0:3400 kN; Lubricant:Maintenance free &nd; α:6 °; C:85.725 mm; d:114.3 mm; D:177.8 mm; |
| NNU4856K NTN Cylindrical Roller Bearing | with cylindrical bore:800 min-1; Grease:3110 kN; rs (min):5 mm; Static (Cor):22.3 mm; Dynamic (Cr):12 mm; with tapered bore:1 000 min-1; D:420 mm; Oil:270.110 kN; d:200 mm; Pu:2230 kN; B:138 mm; |
| NN3034K NTN Cylindrical Roller Bearing | A1:15 mm; Limiting speed:3800 r/min; N:12.3 mm; J:116.5 mm; Mass bearing unit:0.44 kg; Bearing:YAR 206-104-2RF/VE49; A:33 mm; Basic static load rating C0:11.2 kN; A5:30.5 mm; B:38.1 mm; Recommended diameter for attachment bolts, inch G:0.375 in; Thread grub screw G2:1/4-28 UNF; H:142.5 mm; Recommended diameter for attachment bolts, mm G:10 mm; B4:5 mm; Housing material:Composite for food a; s1:22.2 mm; |
| NNU3044 NTN Tapered Roller Bearing | Basic dynamic load rating C:5500 kN; Da max.:578 mm; K:5 mm; das:442 mm; D:600 mm; r1,2 min.:5 mm; Calculation factor kr:0.5; ra max.:4 mm; da min.:424 mm; d1 ≈:460 mm; B:272 mm; s max.:11 mm; rb max.:4 mm; b1:9.4 mm; D1 ≈:540 mm; Mass bearing:270 kg; Limiting speed:560 r/min; d:400 mm; Reference speed:450 r/min; Fatigue load limit Pu:900 kN; |
| No. | Brand | U | E | w | b | L | N | K | C |
| NN3022 | NTN | - | - | - | - | - | - | - | - |
| NN3064K | NTN | - | - | - | - | 222.25 mm | - | - | - |
| NN3036 | NTN | - | - | - | - | 387.35 mm | - | - | - |
| NNU49/75 | NTN | - | - | - | - | - | - | - | - |
| NNU49/530K | NTN | - | - | - | - | - | - | - | - |
| NN302 | NTN | - | - | - | - | - | - | - | - |
| NNU3184 | NTN | - | - | - | - | 869.95 mm | - | - | - |
| NN3024K | NTN | - | - | - | - | - | - | - | - |
| NN4921K | NTN | - | - | - | - | - | - | - | - |
| NN3040K | NTN | - | - | - | - | - | - | - | 80 mm |
| 4R4027 | NTN | - | - | - | - | - | - | - | - |
| NN49/56 | NTN | - | - | - | - | - | - | - | - |
| NNU4922K | NTN | - | - | - | - | - | - | - | - |
| NN4924K | NTN | - | - | - | - | 628.65 mm | - | - | - |
| 4R3426 | NTN | - | - | - | - | - | - | - | - |
| NNU3034 | NTN | - | - | - | - | - | - | - | - |
| 4R3433 | NTN | - | - | - | - | - | - | - | - |
| NNU4072 | NTN | - | - | - | - | - | - | - | - |
| NN4922K | NTN | - | - | - | - | - | - | - | - |
| NN3026K | NTN | - | - | - | - | 57 mm | - | - | - |
| NNU4948 | NTN | - | - | - | - | - | - | - | - |
| NN3022K | NTN | - | - | - | - | - | - | - | - |
| NN3148 | NTN | - | - | - | - | - | - | - | - |
| 4R3226 | NTN | - | - | - | - | - | - | - | - |
| 4R441 | NTN | - | - | - | - | - | - | - | - |
| NN3934K | NTN | - | - | - | - | 83 mm | - | - | - |
| NN4964K | NTN | - | - | - | - | 134 mm | 17.5 mm | - | - |
| NN308 | NTN | - | - | - | - | - | 14.8 mm | - | - |
| NN4944K | NTN | - | - | - | - | - | - | - | - |
| NN3044K | NTN | - | - | - | - | - | - | - | - |
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The standard size of the Cylindrical Roller Bearings NTN bearing is 320 - 480 - 121mm. Our NTN NN3064 bearing can withstand a large axial load of more than
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Cylindrical roller bearings NN3064. Bearing number : NN3064. Size (mm) : 320x438x121. Brand : NTN. Bore Diameter (mm) : 320. Outer Diameter (mm) : 438
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