Product Details

NNU3948 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NNU3948
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NN3964NTN - - - - - - - -
NN4952KNTN - - 41 mm - - - - -
NNU3038NTN - - 38 mm - - - - -
NNU4052NTN - - 7 mm - - - - -
4R3639NTN28.575 mm - - - - - - -
NNU4948KNTN79.375 mm - - - - - - -
NN3034NTN - 3 mm - - 7 mm74.508 mm62 mm -
NN4938NTN - - 205 mm - - - - -
NN4934NTN31.75 mm - - - - - - -
4R2437NTN - - 209.55 mm - 15 mm - 104.775 mm -
NNU3024NTN - - 18 mm - - - - -
4R4054NTN - - 67 mm - - - - -
NNU4960KNTN - - - - - - - -
NNU4980NTN195 mm - 35 mmM 52x3 - - - -
NNU39/63NTN - - 15.342 mm79.68 mm - - - -
4R4206NTN - - 7 mm - - - - -
NNU4976KNTN - - 49 mmM 72x4 - - - -
NN3034KNTN - - 20.6 mm - - - - -
NN3088KNTN51.594 mm - - - - - - -
NN302NTN - 6 mm96 mm - 11.1 mm - - -
NNU3026NTN - - 7 mm - - - - -
NN4964NTN - - 24 mm - - - - -
NN3088NTN - - 60 mm - - - - -
NN4922KNTN - - - - - - - -
NN3032NTN60.325 mm - - - - - - -
NNU4924KNTN - - 15 mm - - 10.184 mm12 mm -
NN38/56NTN - - 90 mm - - - - -
4R4449NTN - - 42 mm - - 31.706 mm34 mm -

 

NN4930K NTN Cylindrical Roller Bearingr1:4 mm; dc (min):234 mm; Radial Clearance:0.140 to 0.195 mm; Limiting Speed - Oil:2,000 rpm; dd (min):247 mm; Configuration:Single Row; Enclosure:Open; ra (max):3 mm; B:55 mm; Limiting Speed - Grease:1,700 rpm; d:190 mm; Da (max):322 mm; Weight:26.000 kg; Dynamic Load Rating:695,000 N; Static Load Rating:955,000 N; D:340 mm; db (min):208 mm; ra1 (max):3 mm; Fillet Radius/Chamfer:4 mm; Bore Type:Cylindrical Bore;
4R3443 NTN Cylindrical Roller Bearingda (min):438 mm; Groove Width A:24 mm; d:420 mm; Dynamic Load Rating:2,520,000 N; Radial Clearance:0.440 to 0.570 mm; Limiting Speed - Oil:900 rpm; Roller Profile:Symmetric; Configuration:Double Row; Nr. of Holes:8; Axial Load Factor Y2:5.73; Axial Load Factor Y0:3.76; Enclosure:Open; Retainer Material:Machined Brass; D:560 mm; Weight:74.400 kg; Bore Type:Tapered Bore; Hole Diameter (do):12 mm; Static Load Rating:4,000,000 N;
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;
4R3431 NTN Cylindrical Roller BearingEnd plug (suffix Y):EPR 7; N1:22.225 mm; H:167.481 mm; Cap bolt:2 x 5/8-11 UNC; P60°:83.2 kN; Housing:SAF 613; h:36.513 mm; Stabilizing ring:2 x SR-1613; H2:31.75 mm; ba:32.544 mm; Ca:57.785 mm; Labyrinth ring:2 x LOR 31; P90°:49.8 kN; R2:21.431 mm; da:53.975 mm; Initial grease fill:175.77 g; Mass pillow block:17.1 kg; PosiTrac Plus contact element:2 x B10724-32; J min.:244.475 mm; P180°:31.6 kN;
NN3956K NTN Cylindrical Roller Bearingrc max.:1 mm; d1 ≈:105.5 mm; ra max.:3 mm; l:8 mm; Calculation factor e:0.35; Fatigue load limit Pu:62 kN; Cb min.:8 mm; Calculation factor Y0:1.8; K:3 mm; r5 min.:1 mm; a:66.359 mm; Basic static load rating C0:520 kN; r1,2 min.:3 mm; T:84 mm; d:70 mm; Calculation factor Y2:2.9; Limiting speed:4500 r/min; db min.:83 mm; D:150 mm; Db min.:140 mm;
NNU496 NTN Tapered Roller Bearingc:3.5 mm; d:190 mm; Configuration:Double Row; D:290 mm; E:312 mm; Dynamic Load Rating:1,110,000 N; Limiting Speed - Oil:500 rpm; B:136 mm; f (max):5 mm; C1:108.2 mm; Static Load Rating:2,230,000 N; C:135 mm; Bore Type:Cylindrical Bore; Weight:31.500 kg; Enclosure:Double Seal; Fillet Radius/Chamfer:1.5 mm;
NN4060D:80 mm; Basic static load rating C0:53 kN; Limiting speed:16000 r/min; d1 ≈:54 mm; Fatigue load limit Pu:6.7 kN; Axial load factor Y:0.6; da max.:48 mm; Limiting value e:0.2; F:49.5 mm; Calculation factor kr:0.23; s max.:1.4 mm; B:18 mm; r1,2 min.:1.1 mm; Da max.:72.8 mm; D1 ≈:67.9 mm; Reference speed:9500 r/min; da min.:47 mm; ra max.:1 mm; Mass bearing:0.43 kg; d:40 mm;
4R3423 NTN Cylindrical Roller BearingEnclosure:Open; d:30 mm; Dynamic Load Rating:9,950 N; Limiting Speed - Grease:13,000 rpm; Radial Clearance:0.013 to 0.028 mm; Bore Type:Cylindrical Bore; Factor fo:15.4; da (min):35 mm; Da (max):50 mm; Static Load Rating:6,550 N; Fillet Radius/Chamfer:0.3 mm; ra (max):0.3 mm; Configuration:Single Row; B:9 mm; Weight:0.085 kg; Limiting Speed - Oil:15,000 rpm; D:55 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;
NNU3036 NTN Tapered Roller BearingCap bolt recommended tightening torque:400 N·m; ba:53.181 mm; A2:187.325 mm; Labyrinth ring:2 x LOR 111; Appropriate attachment bolt size G:0.75 in; P120°:72.5 kN; P60°:185 kN; R1:79.375 mm; Mass pillow block:47.2 kg; da:103.188 mm; P90°:111 kN; P180°:81.4 kN; J max.:368.3 mm; Initial grease fill:379.89 g; L:419.1 mm; Cap bolt, SAE grade:5; PG:1/4 NPT; R2:30.163 mm; H2:53.975 mm;
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;
NN3068K NTN Cylindrical Roller Bearingdd (min):365 mm; ra1 (max):4 mm; Enclosure:Open; ra (max):4 mm; Limiting Speed - Oil:1,400 rpm; db (min):302 mm; r1:5 mm; B:80 mm; Static Load Rating:1,680,000 N; dc (min):343 mm; Inside Ring Outside Diameter:340 mm; Bore Type:Cylindrical Bore; Fillet Radius/Chamfer:5 mm; db (max):336 mm; Da (max):478 mm; Configuration:Single Row; Radial Clearance:0.125 to 0.195 mm; D:500 mm; Dynamic Load Rating:1,140,000 N;
4R4416 NTN Cylindrical Roller Bearingd1:170 mm; B:14.5 mm; d:100 mm; Mass shaft washer:1.69 kg; r1,2 min.:1.5 mm;
NNU4932 NTN Tapered Roller Bearingl7 min.:80 mm; l3 min.:80 mm; l5 ≈:40 mm; d4 ≈:92 mm; G:M 72x4; h1:265 mm; Mass rod end:10.5 kg; d:70 mm; Specific dynamic load factor K:100 N/mm²; l4 max.:349 mm; d2 max.:162 mm; α:6 °; r1 min.:1 mm; w:80 mm; dk:92 mm; Basic static load rating C0:530 kN; Basic dynamic load rating C:315 kN; Material constant KM:330; C1 max.:43 mm; B:49 mm;

 

 

NNU3948 NTN Tapered Roller Bearing Video

 

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