Product Details

4R3231 NTN Cylindrical Roller Bearing

Brand Name NTN
Model Number 4R3231
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NNU4964KNTN - - - - - - - -
NN314NTN - - 13 mm - - - - -
NN3040KNTN - - 92 mm - - - - -
NNU3068NTN - - - - - - - -
NNU3184NTN - - 70 mm - 11.5 mm - 55 mm -
4R3625NTN - - 68 mm - - - - -
NNU493NTN50.8 mm - - - - - - -
NNU4932KNTN252.5 mm - 350 mm - - 17.5 mm - -
NNU4921KNTN - - 317.5 mm - - - - -
4R4039NTN14 mm - 52 mmTr 420x532 mm - - -
NN3964KNTN - - - - - - - -
NNU4988KNTN - - 23 mm - - - - -
NNU49/530KNTN - - 11 mm - - - - -
NNU38/8NTN - - - - - - - -
NNU3026NTN - - 7 mm - - - - -
NN302NTN - 6 mm96 mm - 11.1 mm - - -
NNU49/56NTN - - 128 mm - - - - -
NN4922KNTN - - - - - - - -
NN3056KNTN - - 16 mmM 14x1.5 - - - -
NNU4926NTN - - 12 mm - - 10.2 mm - -
NN3948NTN - - 48 mm - - - - -
NNU313NTN - - 90 mm - - - - -
NNU39/63NTN - - 15.342 mm79.68 mm - - - -
NN303NTN - - - - - - - -

 

NNU4980Specific dynamic load factor K:100 N/mm²; l7 min.:58 mm; d2 max.:114 mm; α:6 °; C1 max.:31 mm; Basic static load rating C0:245 kN; r1 min.:0.6 mm; dk:66 mm; l2 max.:254 mm; d:50 mm; G:M 52x3; h:195 mm; Material constant KM:330; l1 min.:110 mm; Mass rod end:3.9 kg; Basic dynamic load rating C:156 kN; B:35 mm;
4R3031 NTN Cylindrical Roller BearingB:60 mm; d:440 mm; Hydraulic nut:HMV 88E; d3:520 mm; B5:77 mm; d1:410 mm; A:6.5 mm; G2:M 8; G3:12 mm; B1:228 mm; G:Tr 440x5; Mass adapter sleeve assembly:65 kg;
NNU49/560K NTN Cylindrical Roller BearingD:80 mm; Static Load Rating:81,000 N; Fillet Radius/Chamfer:1.1 mm; Nr. of Holes:4; Axial Load Factor Y0:1.94; Groove Width A:6 mm; Hole Diameter (do):3 mm; Enclosure:Open; Roller Profile:Asymmetric; Configuration:Double Row; Weight:0.560 kg; Radial Clearance:0.035 to 0.050 mm; Da (max):73 mm; Dynamic Load Rating:106,000 N; d:40 mm; Limiting Speed - Oil:10,900 rpm; Center Guidance:Fixed Inner Ring Rib;
NN3196 NTN Tapered Roller BearingFillet Radius/Chamfer:1.1 mm; Groove Diameter:86.8 mm; Static Load Rating:42,000 N; B:30.2 mm; Cy:5.4 mm; Limiting Speed - Grease:4,500 rpm; Weight:0.670 kg; Groove Width:2.7 mm; da:57 mm; Dx:98 mm; Da:83 mm; Limiting Speed - Oil:6,000 rpm; d:50 mm; Configuration:Double Row; Bore Type:Cylindrical Bore; Radial Clearance:0.018 to 0.036 mm; Enclosure:Open; Dynamic Load Rating:51,000 N; a (max):3.3 mm;
NN4948 NTN Tapered Roller BearingInside Ring Outside Diameter:119 mm; Da (max):168 mm; ra (max):2 mm; dd (min):130 mm; dc (min):122 mm; D:180 mm; Static Load Rating:305,000 N; Bore Type:Cylindrical Bore; db (max):117 mm; Dynamic Load Rating:250,000 N; ra1 (max):2 mm; Radial Clearance:0.050 to 0.085 mm; Configuration:Single Row; db (min):112 mm; r1:2.1 mm; B:34 mm; Fillet Radius/Chamfer:2.1 mm; d:100 mm; Limiting Speed - Grease:3,200 rpm;
4R4426 NTN Cylindrical Roller BearingBore Type:Cylindrical Bore; d:320 mm; Fillet Radius/Chamfer:5 mm; B:92 mm; Limiting Speed - Oil:1,200 rpm; Radial Clearance:0.145 to 0.225 mm; dd (min):419 mm; Static Load Rating:2,390,000 N; ra (max):4 mm; Dynamic Load Rating:1,600,000 N; dc (min):393 mm; Inside Ring Outside Diameter:390 mm; Da (max):558 mm; Configuration:Single Row; db (max):386 mm; Limiting Speed - Grease:1,000 rpm; db (min):342 mm;
NNU4856 NTN Tapered Roller BearingD1:68 mm; Mass housing washer:1.4 kg; B:15 mm; D:140 mm; r1,2 min.:2 mm;
NN3934K NTN Cylindrical Roller BearingCap bolt, SAE grade:5; J1:69.85 mm; h:45.244 mm; J min.:320.675 mm; ba:50.006 mm; N1:22.225 mm; Bearing limiting speed:4000 r/min; J max.:368.3 mm; H2:50.8 mm; Cap bolt:2 x 3/4-10 UNC; RG:3/8 NPT; End plug (suffix Y):EPR 13; P150°:50.7 kN; H:239.316 mm; R1:67.866 mm; S:4.763 mm; Appropriate attachment bolt size G:0.75 in; R2:31.75 mm; Ca:62.789 mm; P120°:55.6 kN;
NNU3038Enclosure:Single Shield with S; Radial Clearance:0.036 to 0.066 mm; Cy (max):8.4 mm; d:110 mm; Dynamic Load Rating:144,000 N; Static Load Rating:117,000 N; D:200 mm; B:38 mm; D1 (max):193.7 mm; r1:0.5 mm; b (min):3.5 mm; ra (max):2 mm; Bore Type:Cylindrical Bore; a (max):5.7 mm; Configuration:Single Row; Dx (min):215 mm; Limiting Speed - Grease:3,200 rpm; Snap Ring Outside Diameter:212.9 mm; Weight:4.360 kg;
NN3148 NTN Tapered Roller Bearingra (max):2 mm; Limiting Speed - Grease:3,800 rpm; B:36 mm; Weight:2.500 kg; Dynamic Load Rating:170,000 N; db (max):99 mm; r1:2 mm; db (min):95 mm; Static Load Rating:218,000 N; Da (max):140 mm; Enclosure:Open; d:85 mm; dc (min):104 mm; Fillet Radius/Chamfer:2 mm; Limiting Speed - Oil:4,500 rpm; dd (min):110 mm; Configuration:Single Row; D:150 mm; Radial Clearance:0.050 to 0.085 mm; Bore Type:Cylindrical Bore;
NN38/56 NTN Tapered Roller BearingCa min.:1.6 mm; s1 max.:17.2 mm; Misalignment factor k1:0.127; Limiting speed:1400 r/min; r1,2 min.:3 mm; D:480 mm; Fatigue load limit Pu:245 kN; Reference speed:1000 r/min; D1 ≈:450 mm; Da max.:467 mm; B:90 mm; Da min.:435 mm; da max.:409 mm; Basic dynamic load rating C:1760 kN; ra max.:2.5 mm; d2 ≈:394 mm; d:360 mm; Basic static load rating C0:3250 kN; Operating clearance factor k2:0.104;
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;
NN304 NTN Tapered Roller BearingMass lock nut:97.1 kg; h:25 mm; B:90 mm; d1:780 mm; Associated eyebolt for handling:M 12; d2:742 mm; d3:830 mm; b:50 mm; G:Tr 710x7; B5:112 mm; Associated spanner:TMFN 600-750;
NNU4988 NTN Tapered Roller BearingD:165 mm; Configuration:Single Row; a (max):3.7 mm; Radial Clearance:0.036 to 0.066 mm; d:120 mm; Dx (min):173 mm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:1.1 mm; Dynamic Load Rating:53,000 N; r1:0.5 mm; da (min):126 mm; Enclosure:Single Shield with S; b (min):1.9 mm; Limiting Speed - Oil:4,600 rpm; Weight:1.150 kg; ra (max):1 mm; Snap Ring Outside Diameter:171.5 mm; D1 (max):161.8 mm; Cy (max):5.1 mm;

 

NTN 4R3231 bearing, Cylindrical roller bearings 4R3231

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4R3231 NTN Cylindrical Roller Bearing Video

 

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