Product Details

NN3948 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NN3948
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NNU313NTN - - 90 mm - - - - -
NNU488NTN - - 18 mm - - - - -
NN4952KNTN - - 41 mm - - - - -
NN3030KNTN - - 35 mm - - - - -
NN3036NTN - - 13 mm - - - - -
NNU30/56NTN - - 35 mm - - - - -
NNU4920KNTN - 7.5 mm112 mm - 13.9 mm - - -
NN314NTN - - 13 mm - - - - -
4R383NTN - 3 mm - - 6 mm - - -
NN3026NTN - - 17.5 mm - - - - -
NN404NTN - - 30 mm - - - - -
4R4445NTN - - 8 mm - - - - -
NNU4088NTN - - - - - - - -
4R4027NTN - - - - - - - -
NN403NTN - - 39.7 mm - - - - -
NN3080KNTN - - - - - 263 mm - -
4R4054NTN - - 67 mm - - - - -
NN3076KNTN - - - - - - - -
4R4206NTN - - 7 mm - - - - -
NNU4924NTN - - 88 mm - - - - -
NN4948KNTN - - 18 mm - - - - -
4R2628NTN - - 118 mm - - - - -
NNU4956NTN - - - - - - - -
4R3625NTN - - 68 mm - - - - -

 

4R3428 NTN Cylindrical Roller BearingMass adapter sleeve assembly:21 kg; Threads per inch:8; B:32.004 mm; B4:35.712 mm; Hydraulic nut:HMVC 44E; G:219.151 mm; Sleeve:S 144x7.15/16; d:220 mm; d1:201.613 mm; B1:184.836 mm; d3 max.:279.527 mm;
4R442 NTN Cylindrical Roller BearingAxial Load Factor Y1:2.39; Groove Width A:6 mm; ra (max):1 mm; d:25 mm; Radial Clearance:0.025 to 0.040 mm; Axial Load Factor Y2:3.56; Limiting Speed - Grease:9,000 rpm; Weight:0.290 kg; da (min):32 mm; Retainer Material:Pressed Steel; Nr. of Holes:4; Hole Diameter (do):6 mm; D:62 mm; Roller Profile:Symmetric; Limiting Speed - Oil:11,500 rpm; Configuration:Double Row; Fillet Radius/Chamfer:1.1 mm;
NN306 NTN Tapered Roller BearingStatic Load Rating:310,000 N; Retainer Material:Machined Brass; Weight:3.560 kg; Limiting Speed - Oil:5,400 rpm; Bore Type:Tapered Bore; Radial Clearance:0.080 to 0.110 mm; Axial Load Factor Y0:2.36; Dynamic Load Rating:360,000 N; da (min):100 mm; Configuration:Double Row; D:160 mm; Center Guidance:Fixed Inner Ring Rib; Limiting Speed - Grease:4,000 rpm; Enclosure:Open; ra (max):2 mm; Hole Diameter (do):4 mm;
NN4956K NTN Cylindrical Roller BearingCalculation factor e:0.19; Mass bearing + adapter sleeve:11.1 kg; B1:80 mm; Calculation factor Y2:5.1; da max.:163 mm; d3:155 mm; Ba min.:15 mm; Basic dynamic load rating C:127 kN; db min.:137 mm; C1:1.322 mm; D:230 mm; d:115 mm; Calculation factor Y1:3.3; Basic static load rating C0:58.5 kN; Calculation factor Y0:3.6; Calculation factor kr:0.04; Da max.:216 mm; Fatigue load limit Pu:2.24 kN; Reference speed:5600 r/min;
NNU4072 NTN Tapered Roller Bearingda (min):164 mm; Factor fo:15.2; Configuration:Single Row; Static Load Rating:168,000 N; Bore Type:Cylindrical Bore; Da (max):256 mm; Enclosure:Double Shield; Limiting Speed - Grease:2,300 rpm; B:45 mm; Dynamic Load Rating:176,000 N; Weight:9.410 kg; Radial Clearance:0.046 to 0.091 mm; Fillet Radius/Chamfer:3 mm; ra (max):2.5 mm; d:150 mm; D:270 mm;
NN4944K NTN Cylindrical Roller BearingBore Type:Cylindrical Bore; Weight:2.520 kg; Fillet Radius/Chamfer:2.1 mm; b (min):3.1 mm; Dx (min):162 mm; da (min):82 mm; a (max):4.9 mm; Configuration:Single Row; Factor fo:13.2; ra (max):2 mm; Snap Ring Width:2.8 mm; Dynamic Load Rating:104,000 N; B:35 mm; Snap Ring Outside Diameter:159.7 mm; Static Load Rating:68,000 N; Cy (max):7.3 mm; Limiting Speed - Grease:4,600 rpm; Radial Clearance:0.025 to 0.051 mm;
4R3625 NTN Cylindrical Roller BearingD:250 mm; Fillet Radius/Chamfer:3 mm; Configuration:Single Row; Dynamic Load Rating:465,000 N; Da (max):236 mm; Static Load Rating:670,000 N; db (max):166 mm; Radial Clearance:0.100 to 0.145 mm; Enclosure:Open; B:68 mm; d:140 mm; ra1 (max):2.5 mm; dd (min):182 mm; Bore Type:Cylindrical Bore; dc (min):171 mm; r1:3 mm; db (min):154 mm; Limiting Speed - Grease:2,200 rpm; Weight:14.300 kg; Limiting Speed - Oil:2,800 rpm;
NN3926 NTN Tapered Roller BearingDynamic Load Rating:58,500 N; ra1 (max):1.5 mm; Inside Ring Outside Diameter:53.5 mm; Bore Type:Cylindrical Bore; Limiting Speed - Oil:8,500 rpm; Fillet Radius/Chamfer:1.5 mm; Static Load Rating:57,000 N; Configuration:Single Row; B:23 mm; Radial Clearance:0.025 to 0.050 mm; Enclosure:Open; db (max):51 mm; d:40 mm; D:90 mm; r1:1.5 mm; Da (max):81.5 mm; Limiting Speed - Grease:6,700 rpm; dd (min):60 mm;
NNU38/8 NTN Tapered Roller BearingWeight:60.600 kg; Fillet Radius/Chamfer:4 mm; ra (max):3 mm; Dynamic Load Rating:2,150,000 N; Limiting Speed - Oil:1,800 rpm; Hole Diameter (do):10 mm; Axial Load Factor Y0:1.81; Groove Width A:22 mm; Configuration:Double Row; Limiting Speed - Grease:1,300 rpm; Center Guidance:Fixed Inner Ring Rib; Retainer Material:Machined Brass; D:360 mm; Nr. of Holes:6; Radial Clearance:0.120 to 0.180 mm; Enclosure:Open;
NNU49/5 NTN Tapered Roller Bearingrb max.:3.3 mm; Basic dynamic load rating C:92.1 kN; a:15.592 mm; T:23.812 mm; r1,2 min.:3.5 mm; Calculation factor Y0:1.1; Da min.:64 mm; Basic static load rating C0:93 kN; D:76.2 mm; Db min.:69 mm; da max.:46 mm; Cb min.:4.5 mm; d:38.1 mm; Limiting speed:9000 r/min; Fatigue load limit Pu:10.4 kN; Da max.:65 mm; Dimension series:2700; C:19.05 mm; ra max.:3.5 mm; Calculation factor Y:2;
NN49/56 NTN Tapered Roller Bearingra1 (max):3 mm; db (min):218 mm; dc (min):247 mm; Bore Type:Cylindrical Bore; Inside Ring Outside Diameter:244 mm; Static Load Rating:865,000 N; B:58 mm; Radial Clearance:0.140 to 0.195 mm; Fillet Radius/Chamfer:4 mm; ra (max):3 mm; db (max):240 mm; Da (max):342 mm; Dynamic Load Rating:620,000 N; Limiting Speed - Grease:1,500 rpm; D:360 mm; Limiting Speed - Oil:1,800 rpm; d:200 mm; Configuration:Single Row;
NNU4856 NTN Tapered Roller BearingD1:68 mm; Mass housing washer:1.4 kg; B:15 mm; D:140 mm; r1,2 min.:2 mm;
4R4039 NTN Cylindrical Roller BearingAssociated spanner:TMFN 64-80; G:Tr 420x5; d1:462 mm; B:52 mm; Mass lock nut:17 kg; d2:439 mm; B5:66 mm; B3:10 mm; h:14 mm; d3:490 mm; b:32 mm;
4R4413 NTN Cylindrical Roller BearingInside Ring Outside Diameter:95.3 mm; r1:2 mm; Enclosure:Open; db (min):90 mm; D:140 mm; dd (min):104 mm; Bore Type:Cylindrical Bore; Radial Clearance:0.065 to 0.100 mm; d:80 mm; db (max):94 mm; Limiting Speed - Oil:5,000 rpm; Static Load Rating:243,000 N; B:33 mm; Da (max):130 mm; Dynamic Load Rating:186,000 N; dc (min):97 mm; ra (max):2 mm; ra1 (max):2 mm; Fillet Radius/Chamfer:2 mm; Limiting Speed - Grease:4,000 rpm;

 

 

NN3948 NTN Tapered Roller Bearing Video

 

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