Product Details

NN3144 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NN3144
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
4R2906NTN - - 22 mm - - - - -
4R3639NTN28.575 mm - - - - - - -
NNU39/8NTN - - - - - - - -
NNU4856KNTN - - 76.5 mm - - 43 mm69 mm -
NN4956KNTN - - - - - - - -
NNU4984KNTN - - 150 mm - 51.3 mm - - -
4R3226NTN - 3 mm40 mmM 100x26 mm - - -
NN3021NTN - - - - - - - -
4R2823NTN - - 102.394 mm - - 5.556 mm - -
NNU4972KNTN - - 88.9 mm - 10.5 mm - 76.2 mm -
NNU304NTN - - 15 mm - - - - -
NN3072KNTN - 12 mm236 mmTr 750x722.3 mm - - -
NN3068NTN38.1 mm - - - - - - -
NNU4922KNTN - - 102.394 mm - - - - -
NNU4988KNTN - - 23 mm - - - - -
NN3926KNTN42.069 mm - - - - - - -
NNU303NTN - - 51 mm - - 64.953 mm35 mm -
NN3026NTN - - 17.5 mm - - - - -
NNU4980KNTN - - 26 mm - - - - -
NN4926KNTN - - 25 mm - - - - -
4R3042NTN - - 18 mm - - - - -
NN3964KNTN - - - - - - - -
NNU4938NTN - - 22.5 mm - - - - -
NN4928NTN - - - - - - - -
NNU3028NTN - - 146 mm - - - - -
NN38/56NTN - - 90 mm - - - - -
NNU4988NTN - - - - - - - -
4R3229NTN - - 78 mm - - - - -
4R441NTN - - 43 mm - - - - -

 

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;
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;
NNU3024ra (max):1 mm; Factor fo:16.4; da (min):96 mm; Configuration:Single Row; Weight:0.540 kg; Bore Type:Cylindrical Bore; Limiting Speed - Grease:5,100 rpm; Radial Clearance:0.030 to 0.058 mm; Fillet Radius/Chamfer:1.1 mm; B:18 mm; Enclosure:Double Shield; Dynamic Load Rating:33,000 N; d:90 mm; Static Load Rating:31,500 N; Da (max):119 mm; D:125 mm;
NN3952K NTN Cylindrical Roller BearingTolerance shaft:e7; Permissible sliding velocity v min.:0 m/s; d:85 mm; Mass bushing:2.7 kg; Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ min.:0.08; D:100 mm; B:140 mm; Coefficient of friction µ max.:0.15; Specific dynamic load factor K:25 N/mm²; Specific static load factor K0:45 N/mm²; α:124 °; a:7 mm; Tolerance housing:H7; h:86.5 mm;
4R304 NTN Cylindrical Roller Bearingdb (max):512 mm; Limiting Speed - Oil:1,000 rpm; Static Load Rating:2,740,000 N; ra1 (max):5 mm; dc (min):520 mm; Enclosure:Open; Da (max):652 mm; Db (min):652 mm; B:100 mm; Fillet Radius/Chamfer:6 mm; ra (max):5 mm; db (min):488 mm; Outside Ring Inside Diameter:624 mm; Bore Type:Cylindrical Bore; r1:6 mm; d:460 mm; D:680 mm; Weight:128.000 kg; Limiting Speed - Grease:800 rpm; da (min):488 mm;
NN492 NTN Tapered Roller BearingHole Diameter (do):6 mm; Dynamic Load Rating:1,050,000 N; Axial Load Factor Y1:2.60; Configuration:Double Row; ra (max):2.5 mm; Weight:13.900 kg; Retainer Material:Pressed Steel; d:140 mm; Da (max):236 mm; da (min):154 mm; Center Guidance:Floating Steel Ring; Enclosure:Open; D:250 mm; Limiting Speed - Grease:2,100 rpm; Fillet Radius/Chamfer:3 mm; Constant e:0.26; Axial Load Factor Y0:2.54; Radial Clearance:0.145 to 0.190 mm;
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;
NNU304 NTN Tapered Roller BearingRadial Clearance:0.013 to 0.028 mm; ra (max):1 mm; Groove Width:1.4 mm; Cy (max):3.3 mm; Factor fo:12.4; Groove Diameter:49.7 mm; Dx (min):58.5 mm; Dynamic Load Rating:15,900 N; Enclosure:Open; Fillet Radius/Chamfer:1.1 mm; Limiting Speed - Oil:17,000 rpm; Weight:0.144 kg; D:52 mm; B:15 mm; Bore Type:Cylindrical Bore; Configuration:Single Row; d:20 mm; Da (max):45 mm; Limiting Speed - Grease:14,000 rpm;
NN3092K NTN Cylindrical Roller BearingDa max.:168 mm; D1 ≈:159 mm; B1:59 mm; Calculation factor Y2:4.2; Calculation factor Y0:2.8; Fatigue load limit Pu:49 kN; r1,2 min.:2.1 mm; Basic dynamic load rating C:433 kN; D:180 mm; ra max.:2 mm; Mass bearing + sleeve:5.4 kg; Limiting speed:4500 r/min; B:46 mm; B2 ≈:63 mm; Calculation factor e:0.24; K:4.5 mm; G1:10 mm; Reference speed:3400 r/min; d1:95 mm; d2 ≈:118 mm;
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;
NN3026 NTN Tapered Roller BearingDx:45.5 mm; Bore Type:Cylindrical Bore; Enclosure:Open; Configuration:Double Row; d:17 mm; Groove Width:1.4 mm; Radial Clearance:0.011 to 0.025 mm; Limiting Speed - Oil:15,000 rpm; Cy:2.9 mm; da:22 mm; Da:35 mm; Groove Diameter:38.1 mm; Fillet Radius/Chamfer:0.6 mm; Static Load Rating:8,800 N; ra:0.6 mm; a (max):2.1 mm; B:17.5 mm; Dynamic Load Rating:14,200 N; Weight:0.090 kg; Limiting Speed - Grease:11,000 rpm;
NN4936K NTN Cylindrical Roller BearingComparative radial load rating CF:500 kN; Basic dynamic load rating C:2050 kN; T:140 mm; d:520 mm; Calculation factor Y1:1; Comparative axial load rating CFa:335 kN; B:140 mm; h:25.4 mm; b:51.3 mm; Fatigue load limit Pu:425 kN; d1 ≈:545 mm; Mass bearing:115 kg; Calculation factor Y2:1.5; Design variant/feature:TDIS/N; Calculation factor Y0:1; D1 ≈:598 mm; Basic static load rating C0:5700 kN;
4R3628 NTN Cylindrical Roller BearingH1:95.25 mm; ba:35.719 mm; A2:195.275 mm; Da:150 mm; R2:22.225 mm; Cap bolt, SAE grade:8; Pa:9.25 kN; Cap bolt:2 x 5/8-11 UNC; Housing:SSAFS 517; P60°:78.7 kN; P120°:28.9 kN; PG:1/8 NPT; H2:38.1 mm; h:34.925 mm; Ca:45.796 mm; P180°:32 kN; A1:88.9 mm; P90°:47.2 kN; Cap bolt recommended tightening torque:298.3 N·m; H:187.325 mm;
NN494 NTN Tapered Roller BearingAxial Load Factor Y1:2.11; Bore Type:Tapered Bore; da (min):182 mm; d:170 mm; Hole Diameter (do):8 mm; Enclosure:Open; Static Load Rating:1,480,000 N; Nr. of Holes:6; D:260 mm; Radial Clearance:0.140 to 0.200 mm; Weight:17.300 kg; Dynamic Load Rating:1,120,000 N; Constant e:0.32; B:90 mm; Limiting Speed - Grease:2,000 rpm; Axial Load Factor Y0:2.07; Configuration:Double Row; ra (max):2 mm; Roller Profile:Symmetric;

 

 

NN3144 NTN Tapered Roller Bearing Video

 

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