| NNU4936K NTN Cylindrical Roller Bearing | Oil:237.810 kN; Static (Cor):16.7 mm; with cylindrical bore:900 min-1; D:400 mm; Grease:2790 kN; Dynamic (Cr):9 mm; Pu:1580 kN; rs (min):4 mm; d:260 mm; B:104 mm; with tapered bore:1 200 min-1; |
| NNU4948 NTN Tapered Roller Bearing | da min.:147 mm; Basic static load rating C0:1460 kN; Reference speed:1000 r/min; Limiting speed:2000 r/min; ra max.:2 mm; Minimum axial load factor A:0.171; H:48 mm; D:150 mm; d:70 mm; Mass bearing:4.18 kg; d1:150 mm; Da max.:78 mm; Fatigue load limit Pu:150 kN; Basic dynamic load rating C:380 kN; r1,2 min.:2 mm; D1:73 mm; B:16 mm; |
| 4R3229 NTN Cylindrical Roller Bearing | Basic static load rating C0:56 kN; r3,4 min.:1.5 mm; Cb min.:3.5 mm; Dimension series:18500; rb max.:1.5 mm; B:17.463 mm; C:12.7 mm; da max.:50 mm; Da min.:66 mm; Mass bearing:0.28 kg; db min.:53.5 mm; d:41.275 mm; Db min.:68 mm; T:16.667 mm; Basic dynamic load rating C:57.7 kN; Da max.:65.5 mm; Calculation factor Y0:0.9; D:73.025 mm; Calculation factor Y:1.7; a:13.766 mm; |
| NNU4856 NTN Tapered Roller Bearing | Pu:0.222 kN; rs (min):0.6 mm; B:11 mm; r1s (min):0.3 mm; Oil:20 000 min-1; D:35 mm; d:15 mm; Dynamic (Cr):9.580 kN; Static (Cor):4.875 kN; Grease:17 000 min-1; a:12 mm; |
| 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; |
| NNU3072 NTN Tapered Roller Bearing | r1 min.:1 mm; l7 min.:73 mm; Basic dynamic load rating C:245 kN; C1 max.:39 mm; Material constant KM:330; d2 max.:137 mm; d:60 mm; Basic static load rating C0:360 kN; Specific dynamic load factor K:100 N/mm²; Mass rod end:5.7 kg; G:M 52x3; l2 max.:281 mm; dk:80 mm; h:210 mm; l1 min.:115 mm; α:6 °; B:44 mm; |
| NNU494 NTN Tapered Roller Bearing | A6:19.05 mm; A:57.15 mm; A1:75.406 mm; a:2.381 mm; B:73.025 mm; Limiting speed:4100 r/min; J:111.125 mm; N1:14.287 mm; da:50.8 mm; Attachment bolt diameter G:12.7 mm; Basic dynamic load rating C:84.5 kN; A5:27.781 mm; S:0.794 mm; L:139.7 mm; Mass bearing unit:4.99 kg; d2:73.819 mm; s:25.4 mm; |
| 4R4426 NTN Cylindrical Roller Bearing | P180°:31.6 kN; End plug (suffix Y):EPR 8; R1:53.181 mm; ba:30.163 mm; Stabilizing ring:2 x SR-1516; Labyrinth ring:2 x LOR 43; P150°:26.7 kN; J max.:279.4 mm; Cap bolt:2 x 5/8-11 UNC; J min.:244.475 mm; Cap bolt, SAE grade:5; da:66.675 mm; R2:21.431 mm; Pa:6.23 kN; h:49.212 mm; Appropriate attachment bolt size G:0.75 in; N1:22.225 mm; Mass pillow block:16.4 kg; P90°:49.8 kN; H:169.863 mm; |
| 4R3228 NTN Cylindrical Roller Bearing | RG:3/8 NPT; h:42.069 mm; Stabilizing ring:2 x SR-1520; P120°:44.5 kN; End plug (suffix Y):EPR 12; Housing:FSAF 520; Ca:55.804 mm; Da:180 mm; Appropriate attachment bolt size G:0.75 in; J1:60.325 mm; P180°:48.9 kN; Pa:10.2 kN; Labyrinth ring:2 x LOR 101; R1:58.737 mm; H:217.488 mm; P60°:119 kN; P150°:40 kN; L:387.35 mm; Cap bolt recommended tightening torque:203.4 N·m; J min.:295.275 mm; |
| NNU4964K NTN Cylindrical Roller Bearing | Basic static load rating C0:270 kN; d:50 mm; Mass rod end:3.8 kg; d4 max.:60 mm; l4 max.:180 mm; α:4 °; d2 max.:110 mm; l7 min.:49 mm; h1:120 mm; N max.:98 mm; Material constant KM:330; G:M 42x2; l3 min.:57 mm; r1 min.:0.6 mm; N1 max.:34 mm; dk:66 mm; C1 max.:42 mm; B:50 mm; Tightening torque bolt with internal hexagon:79 N·m; Size bolt with internal hexagon:M 12; |
| NNU4944K NTN Cylindrical Roller Bearing | C1 max.:48 mm; Mass rod end:15 kg; G:M 64x4; l4 max.:324 mm; l3 min.:85 mm; w:90 mm; B:55 mm; Basic static load rating C0:655 kN; r1 min.:1 mm; d2 max.:182 mm; l5 ≈:45 mm; α:5 °; d4 ≈:105 mm; dk:105 mm; l7 min.:90 mm; Material constant KM:330; h1:230 mm; Basic dynamic load rating C:400 kN; Specific dynamic load factor K:100 N/mm²; d:80 mm; |
| NNU4976 NTN Tapered Roller Bearing | Appropriate attachment bolt size G:1 in; h:60.325 mm; Taconite seal:TER 657; R2:39.688 mm; A1:158.75 mm; R1:95.25 mm; da:101.6 mm; Mass pillow block:93.5 kg; Initial grease fill:623.7 g; N1:28.575 mm; ba:67.469 mm; J max.:463.55 mm; Eye bolt:2 x 3/8-16 UNC; L:539.75 mm; J1:95.25 mm; Cap bolt:4 x 3/4-10 UNC; P150°:80.1 kN; Da:259.999 mm; H1:160.325 mm; P180°:96.1 kN; |
| NN304 NTN Tapered Roller Bearing | Fatigue load limit Pu:8650 kN; Thrust factor K:1.77; Design variant/feature:TQO.1/GWI; Basic static load rating C0:176000 kN; Calculation factor Y1:2; Comparative radial load rating CF:12200 kN; r1,2 min.:5 mm; Calculation factor Y0:2; Calculation factor e:0.33; B:1080 mm; d:1580 mm; Basic dynamic load rating C:45700 kN; Comparative axial load rating CFa:2010 kN; Calculation factor Y2:3; Mass bearing:7800 kg; |
| NNU49/500K NTN Cylindrical Roller Bearing | Stabilizing ring:2 x SR-1618; Initial grease fill:481.95 g; L:393.7 mm; H1:120.65 mm; P150°:44.5 kN; P120°:48.9 kN; J1:57.15 mm; Appropriate attachment bolt size G:0.75 in; PosiTrac Plus contact element (db shaft position):B10724-113; Max. speed for PosiTrac Plus seal:1350 r/min; R2:28.575 mm; Cap bolt, SAE grade:8; h:50.8 mm; Housing:SAF 318; Labyrinth ring (dc shaft position):LOR 191; A1:111.125 mm; |
| NN3024K NTN Cylindrical Roller Bearing | s max.:3.3 mm; D1 ≈:488 mm; F:447 mm; Axial load factor Y:0.6; D:520 mm; Limiting speed:1800 r/min; d:420 mm; Basic static load rating C0:1200 kN; r1,2 min.:2.1 mm; Mass bearing:22 kg; Limiting value e:0.2; Da max.:508 mm; db min.:452 mm; da max.:442 mm; ra max.:2 mm; B:46 mm; Basic dynamic load rating C:572 kN; Fatigue load limit Pu:102 kN; Reference speed:1200 r/min; Calculation factor kr:0.1; |
| NNU3036 NTN Tapered Roller Bearing | d:36.513 mm; Mass bearing unit:1.3 kg; Limiting speed:1100 r/min; Recommended diameter for attachment bolts, inch G:0.5 in; A3:3.2 mm; Hexagonal key size for grub screw N:3 mm; Fatigue load limit Pu:0.655 kN; Basic dynamic load rating C:25.5 kN; Basic static load rating C0:15.3 kN; N4:4 mm; RG:1/4-28 UNF; N:14 mm; Housing material:Cast iron; Db1:87 mm; Da:106.4 mm; A:34.5 mm; L:118 mm; J7:29 mm; Recommended diameter for attachment bolts, mm G:12 mm; |
| No. | Brand | U | E | w | b | L | N | K | C |
| NNU4972K | NTN | - | - | - | - | 511.175 mm | - | - | - |
| 4R3036 | NTN | - | - | - | - | 640 mm | 42 mm | - | - |
| 4R4811 | NTN | - | - | - | - | - | - | - | - |
| NN3092 | NTN | - | - | - | - | - | - | - | - |
| NNU4922K | NTN | - | - | - | - | - | - | - | - |
| NN3052 | NTN | - | - | - | - | - | - | - | - |
| NN4960K | NTN | - | - | - | 16 mm | - | - | 10 mm | - |
| NNU313 | NTN | - | - | - | - | - | - | - | - |
| 4R4419 | NTN | - | - | - | - | - | - | - | - |
| NN3088 | NTN | - | - | - | - | - | - | - | - |
| 4R4425 | NTN | - | - | - | - | - | - | - | - |
| NN3024 | NTN | - | - | - | 4.6 mm | - | - | - | 28 mm |
| NN3064 | NTN | - | - | - | - | - | - | - | - |
| NNU4956 | NTN | - | - | - | - | - | - | - | - |
| 4R383 | NTN | - | - | - | - | - | - | - | - |
| NN3088K | NTN | - | - | - | 9.5 mm | - | - | - | 50 mm |
| NN4938K | NTN | - | 730.25 mm | - | 22.3 mm | - | - | 12 mm | - |
| NN4926 | NTN | - | - | - | 22.3 mm | - | - | 12 mm | - |
| NNU3068 | NTN | - | - | - | - | - | - | 0.5 mm | - |
| NNU4956K | NTN | - | - | - | 7.7 mm | - | - | - | 45 mm |
| NN3056K | NTN | - | - | - | - | - | - | - | - |
NTN NN3021 CYLINDRICAL ROLLER BEARING | WS
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Bearing NN3021 (NTN) | Size and Specification | Bearings
Cylindrical roller bearings NN3021. Bearing number : NN3021. Size (mm) : 105x146x41. Brand : NTN. Bore Diameter (mm) : 105. Outer Diameter (mm) : 146
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NTN NN3021 Bearing Details： Bearing Name NN3021 New Model NN3021 Old Model 3282121 bearing product Model NN3021 Category Cylindrical Roller
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NN3021 NTN Tapered Roller Bearing Video