Product Details

NNU493 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NNU493
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
4R4425NTN - - 33.3 mm - - - - -
NNU496NTN - - 136 mm - - - 135 mm -
NNU4932NTN - - 49 mmM 72x4 - - - -
NNU4976NTN - - 17 mm - - - - -
NN3948NTN - - 48 mm - - - - -
NN3076NTN - - - - - - - -
NN4944KNTN - - 35 mm - - - - -
NN3952KNTN86.5 mm - 140 mm - - 7 mm - -
NNU4926KNTN - - 138 mm - - - - -
NN3934KNTN45.244 mm - - - - - - -
NNU4936KNTN - - - - - - - -
4R383NTN - 3 mm - - 6 mm - - -
4R3625NTN - - 68 mm - - - - -
NN3068NTN38.1 mm - - - - - - -
4R4041NTN - - - - - - 222.25 mm -
4R3031NTN - - 60 mmTr 440x5 - - - -
NNU49/75NTN - - 80 mm - - - - -
NNU4960KNTN - - - - - - - -
NN49/56NTN - - 58 mm - - - - -
NN303NTN - - - - - - - -
NN38/56NTN - - 90 mm - - - - -
NN3056KNTN - - 16 mmM 14x1.5 - - - -
4R3228NTN - - 23 mm - - - - -
NN3928NTN - - - - - - - -
NN3936NTN - 12 mm375 mm - 22.3 mm - - -

 

NNU3064 NTN Tapered Roller BearingInside Ring Outside Diameter:101.8 mm; Enclosure:Open; Radial Clearance:0.075 to 0.110 mm; db (max):99 mm; Limiting Speed - Oil:5,000 rpm; db (min):95 mm; B:28 mm; Dynamic Load Rating:120,000 N; r1:2 mm; Bore Type:Cylindrical Bore; Da (max):140 mm; d:85 mm; Static Load Rating:140,000 N; dc (min):104 mm; Configuration:Single Row; Fillet Radius/Chamfer:2 mm; ra1 (max):2 mm; ra (max):2 mm; Limiting Speed - Grease:4,300 rpm;
NN3932 NTN Tapered Roller Bearingba:46.038 mm; J min.:269.875 mm; H1:107.95 mm; Appropriate attachment bolt size G:0.625 in; Pa:14 kN; Da:170 mm; Stabilizing ring:SR-19-16; N1:19.05 mm; A1:98.425 mm; R2:26.988 mm; H:209.55 mm; Cap bolt recommended tightening torque:515.2 N·m; RG:3/8 NPT; J1:53.975 mm; Initial grease fill:181.44 g; R1:63.5 mm; P150°:30.7 kN; da:69.85 mm; End plug (suffix Y):EPR 8; Cap bolt:2 x 3/4-10 UNC;
4R382 NTN Cylindrical Roller Bearingd:50 mm; J min.:149 mm; A5:29.5 mm; J:157 mm; Limiting speed:800 r/min; A1:34 mm; Fatigue load limit Pu:0.98 kN; J6:187 mm; Recommended tightening torque for grub screw:16.5 N·m; s1:32.6 mm; L:203 mm; Recommended diameter for attachment bolts, inch G:0.625 in; Hexagonal key size for grub screw N:5 mm; H2:22 mm; N4:4 mm; Mass bearing unit:2.65 kg; Basic static load rating C0:23.2 kN; Basic dynamic load rating C:35.1 kN;
NNU4952 NTN Tapered Roller BearingB:60 mm; Fillet Radius/Chamfer:4 mm; Inside Ring Outside Diameter:144.5 mm; ra (max):3 mm; D:260 mm; ra1 (max):3 mm; Radial Clearance:0.050 to 0.090 mm; Dynamic Load Rating:495,000 N; Da (max):242 mm; d:105 mm; Static Load Rating:555,000 N; db (max):143 mm; dd (min):162 mm; r1:4 mm; Limiting Speed - Oil:3,000 rpm; dc (min):147 mm; db (min):123 mm; Enclosure:Open; Configuration:Single Row; Bore Type:Cylindrical Bore;
4R2035 NTN Cylindrical Roller BearingFatigue load limit Pu:50 kN; ra max.:5 mm; B:112 mm; da min.:1273 mm; Calculation factor Y2:0.76; Basic dynamic load rating C:1140 kN; r3,4 min.:3 mm; Calculation factor e:0.8; Da max.:1477 mm; Calculation factor A:113; Reference speed:280 r/min; d:1250 mm; Calculation factor kr:0.08; Db max.:1487 mm; D1 ≈:1421 mm; Calculation factor X:0.39; rb max.:2.5 mm; Limiting speed:300 r/min; Mass bearing:390 kg;
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;
NNU3134 NTN Tapered Roller Bearingd:130 mm; Enclosure:Open; db (max):164 mm; Bore Type:Cylindrical Bore; D:280 mm; dc (min):169 mm; Da (max):262 mm; B:93 mm; Radial Clearance:0.060 to 0.105 mm; Dynamic Load Rating:920,000 N; Fillet Radius/Chamfer:4 mm; Weight:28.500 kg; ra (max):3 mm; ra1 (max):3 mm; Limiting Speed - Oil:2,400 rpm; r1:4 mm; db (min):148 mm; Limiting Speed - Grease:1,900 rpm; dd (min):184 mm; Configuration:Single Row;
4R4048 NTN Cylindrical Roller BearingRoller Profile:Asymmetric; Static Load Rating:1,860,000 N; Hole Diameter (do):8 mm; Retainer Material:Machined Brass; da (min):234 mm; Radial Clearance:0.140 to 0.220 mm; Fillet Radius/Chamfer:3 mm; Nr. of Holes:6; Enclosure:Open; Limiting Speed - Grease:1,800 rpm; Constant e:0.27; Center Guidance:Fixed Inner Ring Rib; Da (max):326 mm; Axial Load Factor Y2:3.74; d:220 mm; B:90 mm; ra (max):2.5 mm;
4R4054 NTN Cylindrical Roller BearingDynamic Load Rating:880,000 N; Constant e:0.27; B:67 mm; Retainer Material:Machined Brass; Enclosure:Open; Limiting Speed - Oil:3,100 rpm; Radial Clearance:0.120 to 0.180 mm; Fillet Radius/Chamfer:2.1 mm; Bore Type:Cylindrical Bore; d:170 mm; Axial Load Factor Y1:2.51; Weight:13.100 kg; Limiting Speed - Grease:2,400 rpm; da (min):182 mm; Configuration:Double Row; Axial Load Factor Y0:2.45; Roller Profile:Asymmetric;
NNU3948 NTN Tapered Roller BearingGroove Width A:18 mm; Dynamic Load Rating:1,450,000 N; Roller Profile:Asymmetric; Retainer Material:Machined Brass; Radial Clearance:0.140 to 0.200 mm; ra (max):2.5 mm; Limiting Speed - Oil:2,200 rpm; d:180 mm; Static Load Rating:1,740,000 N; B:96 mm; Bore Type:Tapered Bore; Weight:28.200 kg; Configuration:Double Row; Hole Diameter (do):8 mm; Constant e:0.33; Nr. of Holes:6; Limiting Speed - Grease:1,800 rpm;
NNU4934 NTN Tapered Roller BearingGroove Width A:12 mm; Configuration:Double Row; Retainer Material:Hardened Pressed Ste; Axial Load Factor Y2:3.02; Dynamic Load Rating:1,150,000 N; Constant e:0.33; Hole Diameter (do):6 mm; Center Guidance:Floating Steel Ring; Nr. of Holes:6; Static Load Rating:1,040,000 N; ra (max):2.5 mm; da (min):124 mm; B:80 mm; Da (max):226 mm; Radial Clearance:0.160 to 0.193 mm; Enclosure:Open; d:110 mm; Weight:18.100 kg;
NNU4934K NTN Cylindrical Roller BearingRadial Clearance:0.035 to 0.060 mm; Limiting Speed - Grease:9,000 rpm; dd (min):40 mm; Da (max):55 mm; d:25 mm; Dynamic Load Rating:57,000 N; db (min):32 mm; ra (max):1 mm; Static Load Rating:56,000 N; Fillet Radius/Chamfer:1.1 mm; r1:1.1 mm; D:62 mm; db (max):33 mm; B:24 mm; Limiting Speed - Oil:11,000 rpm; Enclosure:Open; Configuration:Single Row; Inside Ring Outside Diameter:34 mm; Bore Type:Cylindrical Bore;
NN3932K NTN Cylindrical Roller BearingA1:420 mm; P0°:7600 kN; Cap bolt, rec. tightening torque:850 N·m; Oil level, max.:119 mm; Q120°:5800 kN; Appropriate attachment bolt, rec. tightening torque:3640 N·m; J:1000 mm; P180°:3800 kN; Da:680 mm; Locating ring:2 x FRB 30.5/680; H2:130 mm; Oil level, min.:100 mm; P120°:3400 kN; Q150°:3350 kN; da:430 mm; H1:410 mm; Eye bolt, size:2 x M 42; N4 max.:35 mm; Q180°:2900 kN;
NN404 NTN Tapered Roller BearingStatic Load Rating:71,500 N; D1 (max):155.2 mm; Snap Ring Width:2.8 mm; ra (max):2 mm; Factor fo:14.5; Limiting Speed - Grease:4,000 rpm; Fillet Radius/Chamfer:2 mm; Enclosure:Snap Ring Groove wit; Bore Type:Cylindrical Bore; B:30 mm; Configuration:Single Row; Weight:2.150 kg; Dynamic Load Rating:96,000 N; Radial Clearance:0.030 to 0.058 mm; Da (max):150 mm; r1:0.5 mm; Snap Ring Outside Diameter:169.7 mm;

 

 

NNU493 NTN Tapered Roller Bearing Video

 

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