Product Details

4R3031 NTN Cylindrical Roller Bearing

Brand Name NTN
Model Number 4R3031
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NNU38/5NTN - - 34.9 mm - - - - -
NNU4938NTN - - 22.5 mm - - - - -
NN3022NTN - - 37 mm - - - - -
NN404NTN - - 30 mm - - - - -
NN3028NTN - 5 mm118 mm - - - - -
NN4932KNTN - - 72 mm - - - - -
NNU4960KNTN - - - - - - - -
4R4054NTN - - 67 mm - - - - -
NN4926KNTN - - 25 mm - - - - -
NN3972NTN - - 24.608 mm - - 15.36 mm - -
4R2823NTN - - 102.394 mm - - 5.556 mm - -
NN3126NTN - 4.5 mm56 mm - 8.3 mm - - -
NN3934KNTN45.244 mm - - - - - - -
NNU4992NTN - - - - - - - -
NNU3068NTN - - - - - - - -
4R3443NTN - - 106 mm - - - - -
NNU4956KNTN - - 65.484 mm - - - - -
NN3088KNTN51.594 mm - - - - - - -
NNU313NTN - - 90 mm - - - - -
4R4449NTN - - 42 mm - - 31.706 mm34 mm -
NN3028KNTN - - 11.379 mm34.95 mm - - - -
NN396NTN - - 53 mm - - - - -
4R3425NTN - - - - - 10.8 mm - -

 

4R3429 NTN Cylindrical Roller Bearingdc (min):122 mm; db (min):112 mm; Bore Type:Cylindrical Bore; D:180 mm; Weight:5.130 kg; Fillet Radius/Chamfer:2.1 mm; Limiting Speed - Oil:3,800 rpm; Enclosure:Open; Da (max):168 mm; Dynamic Load Rating:335,000 N; ra1 (max):2 mm; Radial Clearance:0.050 to 0.085 mm; dd (min):130 mm; Limiting Speed - Grease:3,200 rpm; ra (max):2 mm; db (max):117 mm; Configuration:Single Row; B:46 mm; Static Load Rating:445,000 N;
NN3052 NTN Tapered Roller BearingStatic Load Rating:104,000 N; d:45 mm; Bore Type:Cylindrical Bore; Enclosure:Open; ra (max):1.5 mm; Limiting Speed - Grease:6,100 rpm; db (max):57 mm; B:36 mm; r1:1.5 mm; dd (min):66 mm; Radial Clearance:0.050 to 0.080 mm; ra1 (max):1.5 mm; Inside Ring Outside Diameter:58.5 mm; Da (max):91.5 mm; Dynamic Load Rating:99,000 N; Fillet Radius/Chamfer:1.5 mm; Configuration:Single Row; dc (min):60 mm; Limiting Speed - Oil:7,300 rpm;
NN3032K NTN Cylindrical Roller BearingHousing:SAF 226; N1:25.4 mm; h:59.531 mm; P60°:189 kN; Ca:73.787 mm; S:4.763 mm; Eye bolt:3/8-16 UNC; RG:1/2 NPT; ba:57.944 mm; Mass pillow block:60.8 kg; End plug (suffix Y):EPR 27; Cap bolt, SAE grade:5; R1:79.375 mm; L:466.725 mm; A1:133.35 mm; Labyrinth ring (db shaft position):LOR 136; PosiTrac Plus contact element (db shaft position):B10724-134; J1:82.55 mm; P150°:68.1 kN; Stabilizing ring:SR-26-0;
NN3038K NTN Cylindrical Roller Bearingd2:69 mm; f:6 mm; M:42.5 mm; Mass lock washer:0.021 kg; B:1.8 mm; d1:56 mm; d:45 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;
NN4968K NTN Cylindrical Roller BearingB:70 mm; Specific dynamic load factor K:10 N/mm²; Permissible sliding velocity v min.:0.25 m/s; Tolerance housing:H7; Coefficient of friction µ max.:0.1; Mass bushing:0.41 kg; Coefficient of friction µ min.:0.05; D:65 mm; Specific static load factor K0:20 N/mm²; Tolerance shaft:h8; d:55 mm; Permissible sliding velocity v max.:5 m/s;
NN3076Taconite seal:TER 160; Cap bolt, SAE grade:5; RG:1 NPT; Da:359.999 mm; J min.:571.5 mm; R2:46.038 mm; J max.:635 mm; R1:122.237 mm; Stabilizing ring:SR-40-34; End plug (suffix Y):EPR 21; Initial grease fill:2154.6 g; Max. speed for Taconite seal:425 r/min; H:422.275 mm; J1:127 mm; Housing:SAW 540; P90°:218 kN; Eye bolt:2 x 3/8-16 UNC; da:184.15 mm; Appropriate attachment bolt size G:1.25 in; Cap bolt recommended tightening torque:271.2 N·m;
NN3934 NTN Tapered Roller Bearingra:2 mm; B:68.3 mm; da:92 mm; Limiting Speed - Oil:4,000 rpm; Dx:185 mm; Cy:8.4 mm; D:170 mm; Bore Type:Cylindrical Bore; Groove Diameter:163.7 mm; Static Load Rating:167,000 N; d:80 mm; a (max):5.7 mm; Da:158 mm; Weight:6.810 kg; Groove Width:3.5 mm; Limiting Speed - Grease:2,800 rpm; Enclosure:Open; Radial Clearance:0.025 to 0.051 mm; Dynamic Load Rating:192,000 N; Fillet Radius/Chamfer:2.1 mm;
NNU4938 NTN Tapered Roller BearingF:15 mm; d:12 mm; Mass inner ring:0.011 kg; B:22.5 mm; r, r1,2 min.:0.3 mm;
4R3425 NTN Cylindrical Roller BearingD1:39.21 mm; Db max.:44.6 mm; r1,2 min.:0.6 mm; Calculation factor f0:7.5; Basic static load rating C0:4.15 kN; r3,4 min.:0.3 mm; Preload class A GA:45 N; Mass bearing:0.065 kg; d2:29.8 mm; Calculation factor f2C:1.05; Ball diameter Dw:6.35 mm; Da max.:43.8 mm; a:10.8 mm; d:25 mm; Attainable speed for grease lubrication:56000 r/min; Calculation factor f1:1; da min.:28.2 mm; Number of balls z:14; Preload class C GC:260 N;
NNU3034KRadial Clearance:0.036 to 0.066 mm; Bore Type:Cylindrical Bore; Da (max):161 mm; ra (max):1 mm; da (min):119 mm; Weight:1.460 kg; Fillet Radius/Chamfer:1 mm; Configuration:Single Row; d:110 mm; B:19 mm; Limiting Speed - Oil:4,500 rpm; Limiting Speed - Grease:3,800 rpm; Dynamic Load Rating:44,000 N; Enclosure:Open; Static Load Rating:45,000 N; D:170 mm; Factor fo:16.5;
NN3056 NTN Tapered Roller BearingSpecific dynamic load factor K:150 N/mm²; dk:128.016 mm; Mass plain bearing:5.6 kg; Specific static load factor K0:300 N/mm²; ra max.:2 mm; Basic dynamic load rating C:1020 kN; b1:8 mm; da min.:92.7 mm; Design (sliding contact surface combination):Steel/steel; Lubricant:Maintenance free &nd; Basic static load rating C0:2040 kN; b:10.5 mm; da max.:97.5 mm; Material constant KM:330; rb max.:1 mm;
NN4928K NTN Cylindrical Roller BearingB:70 mm; M2:71 mm; Mass locking clip:0.41 kg; M3:26 mm; M:21 mm; Spring washer in accordance with DIN 128:A 24; M1:7 mm; Hexagonal head bolt:M 24x50;
NNU3856 NTN Tapered Roller BearingD:460 mm; Axial Load Factor Y2:2.98; da (min):242 mm; Weight:119.000 kg; Retainer Material:Machined Brass; Configuration:Double Row; Constant e:0.34; Enclosure:Open; Axial Load Factor Y0:1.95; Center Guidance:Fixed Inner Ring Rib; d:220 mm; Limiting Speed - Grease:1,000 rpm; Fillet Radius/Chamfer:5 mm; ra (max):4 mm; Axial Load Factor Y1:2.00; Radial Clearance:0.180 to 0.250 mm; B:145 mm; Roller Profile:Symmetric;

 

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