Product Details

NNU303 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NNU303
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

4R461 NTN Cylindrical Roller BearingMass shaft washer:0.12 kg; B:5.25 mm; d1:90 mm; d:65 mm; r1,2 min.:1 mm;
NN314 NTN Tapered Roller Bearings:29.766 mm; Attachment bolt diameter G:12.7 mm; H1:53.975 mm; Mass bearing unit:4.22 kg; da:42.862 mm; J max.:161.925 mm; Basic dynamic load rating C:102 kN; H2:31.75 mm; H:107.95 mm; S:0.794 mm; J min.:155.575 mm; L:200.025 mm; B:59.531 mm; A:60.325 mm; Limiting speed:5300 r/min;
NNU4922K NTN Cylindrical Roller Bearingrb max.:0.6 mm; Attainable speed for grease lubrication:47000 r/min; Basic dynamic load rating C:9.36 kN; a:12.2 mm; Calculation factor f1:1; d2:36.4 mm; Preload class B GB:150 N; Calculation factor f2C:1.05; d:30 mm; D1:45.81 mm; Number of balls z:17; da min.:34.6 mm; Reference grease quantity Gref:1.7 cm³; r1,2 min.:1 mm; d1:38.2 mm; Mass bearing:0.1 kg; Preload class A GA:50 N; Static axial stiffness, preload class A:31 N/µm;
NNU3076 NTN Tapered Roller BearingR2:41.275 mm; R1:114.3 mm; A2:254 mm; P150°:173 kN; H:377.825 mm; Stabilizing ring:SR-36-30; ba:75.406 mm; PosiTrac Plus contact element:2 x B10724-148; da:160.338 mm; Initial grease fill:1304.1 g; End plug (suffix Y):EPR 19; A1:180.975 mm; N1:28.575 mm; Appropriate attachment bolt size G:1 in; P120°:196 kN; J max.:600.075 mm; Housing:SAFS 536; Eye bolt:2 x 3/8-16 UNC; H1:190.5 mm; P60°:535 kN;
4R3433 NTN Cylindrical Roller BearingTolerance shaft:h8; D:32 mm; Permissible sliding velocity v max.:5 m/s; B:20 mm; Specific static load factor K0:20 N/mm²; Permissible sliding velocity v min.:0.25 m/s; Coefficient of friction µ min.:0.05; Mass bushing:0.052 kg; Specific dynamic load factor K:10 N/mm²; d:22 mm; Tolerance housing:H7; Coefficient of friction µ max.:0.1;
NN3034 NTN Tapered Roller BearingDa 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;
4R3042 NTN Cylindrical Roller Bearingd1 ≈:188.4 mm; Cb min.:13 mm; ra max.:3 mm; r1,2 min.:3 mm; T:132 mm; l:14 mm; Db min.:217 mm; Calculation factor Y2:2.7; C:106 mm; Basic dynamic load rating C:836 kN; a:110.441 mm; Limiting speed:2600 r/min; r5 min.:1 mm; Basic static load rating C0:1730 kN; Calculation factor Y1:1.8; Fatigue load limit Pu:170 kN; Mass bearing pair:17 kg; Calculation factor Y0:1.8; d:150 mm; db min.:164.5 mm;
NNU49/560K NTN Cylindrical Roller BearingMax. speed for PosiTrac Plus seal:2350 r/min; S:4.763 mm; Housing:SAF 615; A2:149.225 mm; Stabilizing ring:SR-18-15; R2:27.94 mm; N1:22.225 mm; J max.:295.275 mm; End plug (suffix Y):EPR 7; P150°:40.5 kN; Ca:64.795 mm; L:349.25 mm; Cap bolt, SAE grade:8; R1:60.325 mm; h:40.481 mm; PosiTrac Plus contact element:2 x B10724-37; RG:3/8 NPT; P120°:45.4 kN; P90°:72.5 kN; J min.:263.525 mm;
NNU49/56 NTN Tapered Roller BearingBearing designation:6414  ; Oil:4 700 min-1; Da:164 max; d:70 mm; da:85 min; Pu:4.228 kN; D:180 mm; Static (Cor):104.000 kN; ra:2.5 max; Dynamic (Cr):144.000 kN; rs:3 mm; Weight:4.85 kg; B:42 mm; Grease:4 000 min-1;
NNU4936K NTN Cylindrical Roller BearingOil: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;
NNU48/63 NTN Tapered Roller BearingMass pillow block:14.3 kg; R2:21.431 mm; Housing:SSAFS 515; Bearing limiting speed:6300 r/min; H:161.925 mm; A2:120.65 mm; H1:82.55 mm; P120°:36.9 kN; Cap bolt:2 x 1/2-13 UNC; Labyrinth ring:2 x LOR 36; Initial grease fill:68.04 g; da:60.325 mm; Pa:6.94 kN; P60°:104 kN; P180°:40 kN; P90°:59.6 kN; S:3.175 mm; P150°:33.4 kN; R1:46.038 mm; Cap bolt, SAE grade:8;
NN4928 NTN Tapered Roller BearingD:45 mm; ra max.:0.3 mm; Da:40.5 mm; Fatigue load limit Pu:6.55 kN; db:34.5 mm; F:35 mm; Db:35.6 mm; E:40 mm; s max.:0.8 mm; r1,2 min.:0.3 mm; da:39.4 mm; Basic static load rating C0:56 kN; Basic dynamic load rating C:26.4 kN; Reference speed:12000 r/min; Mass bearing:0.16 kg; d:30 mm; Limiting speed:13000 r/min; B:26 mm;
NN3038K NTN Cylindrical Roller BearingL:225.425 mm; B:73.025 mm; A1:80.169 mm; J min.:174.625 mm; Attachment bolt diameter G:15.875 mm; Basic dynamic load rating C:84.5 kN; d2:73.819 mm; Mass bearing unit:4.76 kg; S:0.794 mm; H1:57.15 mm; s:25.4 mm; Limiting speed:1450 r/min; da:49.212 mm; J max.:180.975 mm; A:63.5 mm; H2:33.337 mm; H:114.3 mm;
NN302 NTN Tapered Roller BearingTolerance housing:H7; Specific static load factor K0:20 N/mm²; Coefficient of friction µ min.:0.05; D:12 mm; Permissible sliding velocity v min.:0.25 m/s; Mass bushing:0.006 kg; Specific dynamic load factor K:10 N/mm²; Coefficient of friction µ max.:0.1; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; d:5 mm; B:10 mm;
NNU4938KC:23 mm; d2:65 mm; Static (Coa):178 kN; T:36 mm; Dynamic (Ca):150 kN; D:140 mm; B:33 mm; r1s (min):2.5 mm; rs (min):3 mm; a:44 mm; Pu:21.550 kN; r2s (min):1 mm;
4R3823 NTN Cylindrical Roller Bearingd1 ≈:75.1 mm; db min.:64 mm; Calculation factor Y2:2.7; ra max.:1.5 mm; Reference speed:4500 r/min; T:88 mm; r1,2 min.:1.5 mm; Calculation factor Y0:1.8; Fatigue load limit Pu:35.5 kN; C:74 mm; l:28 mm; Calculation factor e:0.37; rc max.:0.6 mm; Limiting speed:6700 r/min; b:16 mm; Calculation factor Y1:1.8; Db min.:91 mm; d:55 mm; a:72 mm; Cb min.:7 mm;

 

 

No.BrandUEwbLNKC
NNU4921KNTN - - - - - - - -
NN3896NTN - - - - - - - -
NNU3088NTN - - - - 330.2 mm - - -
NN3028NTN - - - 4.8 mm - - - 33.325 mm
NNU38/75NTN - - - - - - - -
NN492NTN - - - - - - - -
NN3076KNTN - - - - - 16 mm - -
NN3134NTN - - - - - - - -
NN4952KNTN - - - - - - - -
NNU4976NTN - - - - 539.75 mm - - -
NNU49/530KNTN - - - - - - - -
NN4926KNTN - - - - - - - -
NN3964NTN17 mm - - - - - - -
NNU4930KNTN - - - - 749.3 mm - - -
NN3964KNTN - - - - 700 mm - - -
NN38/56NTN - - - - - - - -
NNU3034KNTN - - - - - - - -
NNU39/8NTN - - - - 355.6 mm - - -
NNU4980NTN - - - - - - - -
4R3232NTN - - - - - - - -
NN4948NTN - - - - - - - -
NNU4948NTN - - - - - - - -
4R3039NTN - - - - - - - -
NN3052KNTN - - - - - - - -
NNU3044NTN - - - - - - 5 mm -
NNU4992NTN - - - 10.5 mm - - - -
NN3064KNTN - - - - 222.25 mm - - -
NNU304NTN - - - - 187.325 mm - - -

 

NNU303 NTN Tapered Roller Bearing Video

 

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