Product Details

4R4445 NTN Cylindrical Roller Bearing

Brand Name NTN
Model Number 4R4445
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

NNU4980K NTN Cylindrical Roller BearingSpecific static load factor K0:500 N/mm²; r2 min.:1 mm; Basic dynamic load rating C:440 kN; C:28 mm; Design (sliding contact surface combination):Steel/PTFE fabric; Specific dynamic load factor K:300 N/mm²; da min.:50 mm; rb max.:1 mm; Lubricant:Maintenance free &nd; d:45 mm; Mass plain bearing:0.69 kg; r1 min.:0.6 mm; dk:66 mm; Sealing solution:Triple-lip seals; α:14 °; Da min.:66.5 mm;
NNU3164 NTN Tapered Roller BearingCalculation factor Y0:1.8; Mass bearing:250 kg; d:320 mm; Calculation factor Y2:2.9; Fatigue load limit Pu:475 kN; Limiting speed:1400 r/min; r1,2 min.:5 mm; d2 ≈:382 mm; K:12 mm; Da max.:560 mm; b:22.3 mm; Basic static load rating C0:6700 kN; Reference speed:700 r/min; B:208 mm; D:580 mm; D1 ≈:493 mm; da min.:340 mm; Basic dynamic load rating C:4607 kN; Calculation factor e:0.35; Calculation factor Y1:1.9;
4R2628 NTN Cylindrical Roller Bearingh:63.5 mm; Pa:77 kN; P120°:136 kN; H:422.275 mm; H2:85.725 mm; dc:193.675 mm; R1:122.237 mm; End plug (suffix Y):EPR 22; Da:359.999 mm; P150°:120 kN; R2:46.038 mm; RG:1 NPT; Cap bolt recommended tightening torque:271.2 N·m; da:200 mm; H1:209.55 mm; Housing:SAW 240; Initial grease fill:2154.6 g; J max.:635 mm; Ca:137.82 mm; P180°:145 kN;
4R4027 NTN Cylindrical Roller BearingWeight:0.19 kg; Dynamic (Cr):24.1 kN; Pu:1.230 kN; B:16 mm; Static (Cor):27.1 kN; Bearing designation:PLC 14-29  ; d:36 mm; Oil:0 min-1; D:62 mm; Grease:4 410 min-1;
NN4932K NTN Cylindrical Roller Bearingl4 max.:128 mm; α:7 °; Material constant KM:330; h1:94 mm; d2 max.:65 mm; dk:35.5 mm; Mass rod end:0.65 kg; l7 min.:30 mm; Basic dynamic load rating C:72 kN; Specific dynamic load factor K:150 N/mm²; d:25 mm; C1 max.:18 mm; B:20 mm; G:M 24x2; l5 ≈:18 mm; l3 min.:36 mm; Basic static load rating C0:90 kN; d4 ≈:35 mm; r1 min.:0.6 mm; w:30 mm;
NN4922K NTN Cylindrical Roller Bearings max.:1.5 mm; das:68.9 mm; Basic dynamic load rating C:198 kN; Basic static load rating C0:300 kN; B:46 mm; Da max.:89 mm; Calculation factor kr:0.5; d1 ≈:71.5 mm; da min.:66 mm; r3,4 min.:0.6 mm; r1,2 min.:1.1 mm; D:95 mm; d:60 mm; ra max.:1 mm; Limiting speed:4000 r/min; Fatigue load limit Pu:36.5 kN; Reference speed:3400 r/min; b1:4.5 mm; D1 ≈:82 mm; rb max.:0.5 mm;
4R3226 NTN Cylindrical Roller Bearingda max.:64 mm; d:55 mm; s max.:1 mm; Basic static load rating C0:95 kN; Calculation factor kr:0.15; ra max.:1.5 mm; r1,2 min.:1.5 mm; Fatigue load limit Pu:12.2 kN; da min.:62 mm; db min.:68 mm; rb max.:1.5 mm; D:100 mm; Mass bearing:0.54 kg; B:21 mm; Reference speed:7000 r/min; F:66 mm; Da max.:91 mm; D1 ≈:86.3 mm; r3,4 min.:1.1 mm; Limiting speed:8000 r/min;
4R2906 NTN Cylindrical Roller BearingA1:79.375 mm; da:57.15 mm; J max.:241.3 mm; Cap bolt:2 x 1/2-13 UNC; H2:25.4 mm; Cap bolt, SAE grade:5; P90°:30.2 kN; S:3.969 mm; PG:1/8 NPT; P120°:17.8 kN; Taconite seal:TER 30; P150°:16 kN; L:279.4 mm; R2:15.875 mm; Mass pillow block:10.8 kg; Housing:SAF 513; R1:44.45 mm; Pa:6.09 kN; A2:184.15 mm; Stabilizing ring:SR-13-0;
NN3032 NTN Tapered Roller BearingJ1:95.25 mm; Cap bolt recommended tightening torque:359.3 N·m; Ca:105.816 mm; N1:28.575 mm; H1:160.35 mm; P90°:138 kN; P60°:230 kN; P180°:96.1 kN; ba:77.787 mm; A2:279.4 mm; L:539.75 mm; h:50.8 mm; Stabilizing ring:SR-30-0; S:4.763 mm; P120°:87.2 kN; RG:3/8 NPT; J max.:463.55 mm; Mass pillow block:92.5 kg; Housing:SAW 530; R2:39.688 mm;
4R3431 NTN Cylindrical Roller Bearingdb min.:338 mm; d1:300 mm; d3:400 mm; r1,2 min.:5 mm; Fatigue load limit Pu:440 kN; Mass bearing + sleeve:192 kg; Limiting speed:260 r/min; D:540 mm; Basic static load rating C0:6100 kN; Calculation factor Y0:2.2; B5:56 mm; Basic dynamic load rating C:3929 kN; D1 ≈:483 mm; d2 ≈:361 mm; B1:226 mm; B2:42 mm; Da max.:520 mm; Calculation factor e:0.3; b:22.3 mm; da max.:361 mm;
4R4449 NTN Cylindrical Roller BearingStatic axial stiffness, preload class B:200 N/µm; D1:82.22 mm; Db max.:90.8 mm; db min.:66 mm; d1:72.74 mm; Preload class B GB:440 N; d2:70.6 mm; D:95 mm; Mass bearing:0.39 kg; r3,4 min.:0.6 mm; Calculation factor (single, tandem) Y2:0.87; Da max.:89 mm; Static axial stiffness, preload class C:260 N/µm; Preload class C GC:870 N; Calculation factor f:1.08; Number of balls z:25; Basic static load rating C0:12.2 kN;
NNU3022K NTN Cylindrical Roller BearingCalculation factor Y:1.7; ra max.:0.6 mm; d:15 mm; a:8.308 mm; r3,4 min.:0.6 mm; Calculation factor e:0.35; Dimension series:2CC; C:9.25 mm; T:11.75 mm; d1 ≈:25.6 mm; Cb min.:2.5 mm; Db min.:32 mm; da max.:20 mm; Mass bearing:0.055 kg; Fatigue load limit Pu:1.43 kN; Da max.:30.5 mm; B:11 mm; Calculation factor Y0:0.9; Ca min.:2 mm; Basic dynamic load rating C:18.5 kN;
NN394 NTN Tapered Roller Bearingd:360 mm; G:378.993 mm; B1:301.422 mm; B:48.666 mm; Threads per inch:5; Sleeve:S 3276x13.15/16; d3 max.:450.977 mm; Mass adapter sleeve assembly:66 kg; d1:354.012 mm; B5:59.766 mm; Hydraulic nut:HMVC 76E;
NNU39/8 NTN Tapered Roller Bearingd2:130.175 mm; B:102.394 mm; S:0.794 mm; A1:112.713 mm; Limiting speed:800 r/min; Basic dynamic load rating C:253 kN; Mass bearing unit:16.1 kg; H2:57.15 mm; J max.:290.512 mm; L:355.6 mm; A:92.075 mm; J min.:268.288 mm; H1:95.25 mm; Attachment bolt diameter G:22.225 mm; H:190.5 mm; da:88.9 mm; s:36.513 mm;
NN4926K NTN Cylindrical Roller BearingA1:222.25 mm; h:69.85 mm; J max.:708.025 mm; Stabilizing ring:2 x A8898; Appropriate attachment bolt size G:1.5 in; P90°:414 kN; Ca:117.805 mm; da:239.713 mm; Labyrinth ring:2 x LOR 553; Mass pillow block:342 kg; H2:95.25 mm; RG:1 NPT; Pa:81.4 kN; N1:41.275 mm; PosiTrac Plus contact element:2 x B10724-178; R2:46.831 mm; Da:399.999 mm; Cap bolt recommended tightening torque:4284.4 N·m; Housing:SAFS 052 KA;
NN4948K NTN Cylindrical Roller BearingB:9 mm; d:17 mm; Weight:0.03 kg; Oil:21 000 min-1; Dynamic (Cr):8.2 kN; Static (Cor):5.3 kN; Bearing designation:PLC 03-29  ; Grease:18 000 min-1; Pu:0.240 kN; D:35 mm;

 

 

No.BrandUEwbLNKC
NNU494NTN - - - - 139.7 mm - - -
NN308NTN - - - - - 14.8 mm - -
NNU49/530KNTN - - - - - - - -
4R3432NTN - - - - - - - -
NN3948KNTN - - - - 466.725 mm - - -
NN4934KNTN - - - - - - - -
NN3952KNTN - - - - - - - -
NN4921NTN - - - - 466.725 mm - - -
NN4964NTN - - - - - - - 27 mm
4R2832NTN - - - - - - - -
NN3048NTN - - - - 95 mm12.3 mm - -
NN4956KNTN - - - - 330.2 mm - - -
NN4924NTN - - - - - - - -
NN3934NTN - mm - mm - - - -
4R4416NTN - - - - - - - -
4R4206NTN - - - - - - - -
NNU48/600NTN - - - - - - - -
4R3821NTN - - - - - - - -
NNU4972NTN - - - - - 12.3 mm - -
NN38/530NTN - - - - - - - -
NNU48/63NTN - - - - - - - -
NNU4972KNTN - - - - 511.175 mm - - -
NNU4932NTN - - - - 558.8 mm - - -
NNU49/5NTN - - - - - - - -
NNU313NTN - - - - - - - -
NN3024NTN - - - 4.6 mm - - - 28 mm

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