Product Details

NNU3028 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NNU3028
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NNU4932NTN - - 49 mmM 72x4 - - - -
NN3944NTN - - 220 mm - 16.7 mm - - -
NN3972NTN - - 24.608 mm - - 15.36 mm - -
NN3134NTN - - 59.531 mm - - - - -
NNU4972NTN - - 48 mm - - - - -
NNU3856NTN - - 145 mm - - - - -
NN4944KNTN - - 35 mm - - - - -
NNU3034NTN - - 20 mm - - - - -
NN3032NTN60.325 mm - - - - - - -
NN4921KNTN60.325 mm - - - - - - -
4R2904NTN - - 26 mm - - - - -
NN3956KNTN - 3 mm - - - 66.359 mm - -
NN4920KNTN - - 6.25 mm - - - - -
NNU4984NTN - - - - - - - -
NNU3048NTN - - - - - - - -
4R2438NTN - - - - - - - -
4R2906NTN - - 22 mm - - - - -
4R4426NTN - - 92 mm - - - - -
NNU4938NTN - - 22.5 mm - - - - -
NNU4926KNTN - - 138 mm - - - - -
4R3625NTN - - 68 mm - - - - -
NN3034KNTN - - 20.6 mm - - - - -
4R4445NTN - - 8 mm - - - - -
NN3022NTN - - 37 mm - - - - -
NNU4088NTN - - - - - - - -
NNU49/75NTN - - 80 mm - - - - -
NN3036KNTN - - 190 mm - - - - -
NNU4976KNTN - - 49 mmM 72x4 - - - -

 

NN30/5 NTN Tapered Roller BearingLimiting Speed - Grease:6,100 rpm; db (max):57 mm; Static Load Rating:104,000 N; Limiting Speed - Oil:7,300 rpm; ra1 (max):1.5 mm; dd (min):66 mm; Fillet Radius/Chamfer:1.5 mm; Configuration:Single Row; B:36 mm; Da (max):91.5 mm; Bore Type:Cylindrical Bore; r1:1.5 mm; Enclosure:Open; dc (min):60 mm; Dynamic Load Rating:99,000 N; D:100 mm; Radial Clearance:0.050 to 0.080 mm; db (min):53.5 mm; d:45 mm;
NNU3044 NTN Tapered Roller BearingD1 ≈:128 mm; Calculation factor Y1:2; Reference speed:3400 r/min; r1,2 min.:2.1 mm; Calculation factor e:0.33; ra max.:2 mm; Limiting speed:4500 r/min; K:4.5 mm; Basic dynamic load rating C:413 kN; B1:68 mm; da max.:90 mm; d2 ≈:90.3 mm; Ba min.:6 mm; db min.:76 mm; Fatigue load limit Pu:45 kN; Calculation factor Y0:2; d1:60 mm; B4:13.5 mm; Calculation factor Y2:3; D:150 mm;
NN3952 NTN Tapered Roller BearingA2:165.1 mm; Labyrinth ring:2 x LOR 557; Housing:SSAFS 522; Initial grease fill:232.47 g; End plug (suffix Y):EPR 13; PG:1/4 NPT; Mass pillow block:54 kg; S:4.763 mm; A1:120.65 mm; P90°:107 kN; Eye bolt:2 x 3/8-16 UNC; L:419.1 mm; P120°:66.7 kN; H:244.475 mm; da:93.662 mm; Stabilizing ring:SR-22-19; h:45.244 mm; ba:50.006 mm; Da:200 mm; Cap bolt recommended tightening torque:298.3 N·m;
NN403 NTN Tapered Roller BearingLimiting Speed - Grease:3,800 rpm; Fillet Radius/Chamfer:1.5 mm; Enclosure:Snap Ring Groove wit; Configuration:Double Row; a (max):4.1 mm; d:70 mm; Dynamic Load Rating:96,500 N; B:39.7 mm; Cy:6.5 mm; Limiting Speed - Oil:5,000 rpm; da:79 mm; Snap Ring Outside Diameter:134.7 mm; ra:1.5 mm; Snap Ring Width:2.8 mm; Weight:1.820 kg; Radial Clearance:0.025 to 0.051 mm; Da:116 mm; Bore Type:Cylindrical Bore;
4R3231 NTN Cylindrical Roller BearingB:14 mm; Bore Type:Cylindrical Bore; Weight:0.115 kg; Dynamic Load Rating:13,600 N; da (min):23 mm; Da (max):41 mm; Configuration:Single Row; Limiting Speed - Grease:16,000 rpm; Enclosure:Double Seal; Static Load Rating:6,550 N; Factor fo:12.3; ra (max):1 mm; Radial Clearance:0.011 to 0.025 mm; D:47 mm; d:17 mm;
4R383 NTN Cylindrical Roller BearingDa max.:83 mm; Basic static load rating C0:108 kN; b:6 mm; db min.:54 mm; Calculation factor Y0:2.8; D1 ≈:82.3 mm; K:3 mm; Limiting speed:3200 r/min; Calculation factor Y2:4.2; Calculation factor Y1:2.8; ra max.:1 mm; Calculation factor e:0.24; Fatigue load limit Pu:11.8 kN; B2:14 mm; Basic dynamic load rating C:107 kN; B1:42 mm; r1,2 min.:1.1 mm; Ba min.:2 mm; D:90 mm; d3:70 mm;
NN3956 NTN Tapered Roller BearingBore Type:Cylindrical Bore; D:360 mm; d:170 mm; Inside Ring Outside Diameter:220 mm; dd (min):241 mm; Enclosure:Open; Configuration:Single Row; Limiting Speed - Oil:1,800 rpm; r1:4 mm; Dynamic Load Rating:1,220,000 N; Fillet Radius/Chamfer:4 mm; Radial Clearance:0.120 to 0.170 mm; Limiting Speed - Grease:1,400 rpm; db (min):188 mm; B:120 mm; ra1 (max):3 mm; db (max):216 mm; dc (min):223 mm; ra (max):3 mm;
NNU4952KDesign variant/feature:TQO.1/GWI; Fatigue load limit Pu:4400 kN; Thrust factor K:1.76; T:844.55 mm; Basic static load rating C0:76500 kN; Comparative radial load rating CF:6400 kN; D1 ≈:1050 mm; d:863.6 mm; r1,2 min.:4.8 mm; Calculation factor e:0.33; Calculation factor Y1:2; d1 ≈:929 mm; Calculation factor Y2:3; Comparative axial load rating CFa:1060 kN; Mass bearing:2700 kg; B:844.55 mm;
NNU49/500K NTN Cylindrical Roller BearingM:76.5 mm; d:80 mm; Mass lock washer:0.066 kg; d2:112 mm; f:10 mm; B:2.5 mm; d1:95 mm;
NN38/530Bore Type:Cylindrical Bore; Limiting Speed - Oil:39,000 rpm; Limiting Speed - Grease:32,000 rpm; Enclosure:Open; Configuration:Single Row; Radial Clearance:0.011 to 0.025 mm; B:5 mm; Fillet Radius/Chamfer:0.3 mm; Factor fo:15.3; Dynamic Load Rating:1,920 N; ra (max):0.3 mm; Weight:0.006 kg; Da (max):19 mm; D:21 mm; Static Load Rating:1,040 N; d:12 mm; da (min):14 mm;
NN4932 NTN Tapered Roller BearingB:25.5 mm; Mass inner ring:0.075 kg; d:45 mm; r, r1,2 min.:0.3 mm; F:50 mm;
NN3944 NTN Tapered Roller BearingCalculation factor kr:0.33; d:410 mm; rb max.:4 mm; D:600 mm; D1 ≈:540 mm; s max.:6.3 mm; Basic dynamic load rating C:3800 kN; Limiting speed:1100 r/min; da min.:430 mm; B:220 mm; F:460 mm; ra max.:4 mm; α:20 °; Design variant/feature:NNU.4/C4W33WI; db min.:465 mm; da max.:456 mm; r3,4 min.:13 mm; b:16.7 mm; Fatigue load limit Pu:720 kN; Reference speed:750 r/min;
NN302 NTN Tapered Roller BearingFatigue load limit Pu:137 kN; Ba min.:20 mm; d3:180 mm; da max.:171 mm; Calculation factor Y0:2; Basic dynamic load rating C:1132 kN; D1 ≈:243 mm; d1:135 mm; K:6 mm; Calculation factor e:0.33; Basic static load rating C0:1460 kN; B:96 mm; B1:139 mm; Calculation factor Y1:2; r1,2 min.:3 mm; db min.:163 mm; d2 ≈:171 mm; B4:26 mm; b:11.1 mm; Calculation factor Y2:3;
NNU4948 NTN Tapered Roller Bearingda:201.613 mm; H1:200.025 mm; R2:42.069 mm; Labyrinth ring:2 x LOR 167; Da:339.999 mm; J1:114.3 mm; PG:1/4 NPT; Stabilizing ring:2 x 36053-140; Housing:SAF 044 KA; L:711.2 mm; P180°:113 kN; P150°:94.3 kN; Cap bolt, SAE grade:5; P90°:173 kN; P60°:290 kN; Bearing limiting speed:2000 r/min; Initial grease fill:1672.65 g; Mass pillow block:153 kg; J max.:619.125 mm; A1:190.5 mm;

 

 

NNU3028 NTN Tapered Roller Bearing Video

 

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