Product Details

NN3938 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NN3938
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

NN3926K NTN Cylindrical Roller BearingFatigue load limit Pu:1800 kN; F:550 mm; Basic static load rating C0:22000 kN; Design variant/feature:BC4.10/W33WI; Mass bearing:500 kg; K:12 mm; B:450 mm; D:680 mm; Basic dynamic load rating C:8250 kN; d:500 mm; Calculation factor kr:620; r3,4 min.:2 mm; D1 ≈:621.6 mm; b:22.3 mm; r1,2 min.:6 mm; C:450 mm;
NN3072K NTN Cylindrical Roller BearingPreload class B GB:266 N; D1:82.32 mm; Static axial stiffness, preload class B:84 N/µm; d2:70.7 mm; rb max.:0.3 mm; d1:72.75 mm; Static axial stiffness, preload class A:53 N/µm; Number of balls z:24; Preload class A GA:89 N; D:90 mm; d:65 mm; C1:6.5 mm; Static axial stiffness, preload class C:116 N/µm; Attainable speed for grease lubrication:24000 r/min; Preload class C GC:532 N;
NN3984dk:66 mm; w:60 mm; Specific dynamic load factor K:150 N/mm²; d:50 mm; G:M 52x3; B:35 mm; Material constant KM:330; d4 ≈:70 mm; l7 min.:60 mm; α:6 °; Basic dynamic load rating C:236 kN; Mass rod end:4.5 kg; l5 ≈:30 mm; r1 min.:0.6 mm; Basic static load rating C0:270 kN; C1 max.:31 mm; d2 max.:114 mm; h1:195 mm; l3 min.:68 mm; l4 max.:254 mm;
NN4968 NTN Tapered Roller Bearingl2 max.:217 mm; Basic static load rating C0:200 kN; Specific dynamic load factor K:100 N/mm²; l1 min.:92 mm; C1 max.:28 mm; dk:60 mm; G:M 42x3; α:7 °; Mass rod end:2.45 kg; d:45 mm; Material constant KM:330; h:163 mm; B:32 mm; r1 min.:0.6 mm; Basic dynamic load rating C:127 kN; l7 min.:50 mm; d2 max.:104 mm;
4R3432 NTN Cylindrical Roller BearingB1:425 mm; d:750 mm; Mass withdrawal sleeve:238 kg; G:Tr 800x7; Hydraulic nut:HMV 160 E; G1:60 mm; d1:710 mm; A:15 mm; G2:G 1/4; B2:441 mm;
NN4944 NTN Tapered Roller BearingFatigue load limit Pu:3650 kN; Reference speed:75 r/min; d:1060 mm; r1,2 min.:9.5 mm; d1:1395 mm; Minimum axial load factor A:400; B:77.5 mm; D:1400 mm; H:265 mm; da min.:1340 mm; Basic dynamic load rating C:12000 kN; D1:1063 mm; Limiting speed:150 r/min; Basic static load rating C0:71000 kN; ra max.:8 mm; Mass bearing:1150 kg; Da max.:1120 mm;
4R3224 NTN Cylindrical Roller BearingN1:28.575 mm; db:198.438 mm; A1:180.975 mm; ba:75.406 mm; Max. speed for Taconite seal:390 r/min; J min.:530.225 mm; End plug (suffix Y):EPR 21; P180°:89 kN; P120°:84.5 kN; Mass pillow block:130 kg; J1:117.475 mm; L:679.45 mm; Taconite seal (db shaft position):TER 165; H:377.825 mm; Stabilizing ring:SR-36-30; J max.:600.075 mm; Cap bolt recommended tightening torque:203.4 N·m; H2:76.2 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;
NNU4938KC:23 mm; d2:65 mm; Static (Coa):178 kN; T:36 mm; Dynamic (Ca):150 kN; D:140 mm; B:33 mm; r1s (min):2.5 mm; rs (min):3 mm; a:44 mm; Pu:21.550 kN; r2s (min):1 mm;
NN493 NTN Tapered Roller BearingBasic dynamic load rating C:114 kN; Basic static load rating C0:112 kN; r3,4 min.:2 mm; Limiting value e:0.2; F:64.5 mm; r1,2 min.:2 mm; da min.:58 mm; da max.:62 mm; B:29 mm; Axial load factor Y:0.6; Mass bearing:1.88 kg; d:45 mm; Limiting speed:10000 r/min; s max.:2.5 mm; Calculation factor kr:0.23; d1 ≈:71.8 mm; Reference speed:6700 r/min; D:120 mm; ra max.:2 mm; db min.:75 mm;
4R2438 NTN Cylindrical Roller BearingBasic static load rating C0:475 kN; Mass needle roller and cage assembly:0.57 kg; U:46 mm; Ew:160 mm; Basic dynamic load rating C:140 kN; Fatigue load limit Pu:53 kN; Fw:150 mm; Limiting speed:3000 r/min; Reference speed:2800 r/min;
NN3036K NTN Cylindrical Roller BearingReference speed:4000 r/min; Calculation factor Y2:2.5; da max.:69 mm; 2B:56 mm; Mass bearing pair:2.38 kg; Ca min.:4 mm; D:110 mm; Da max.:102 mm; ra max.:1.5 mm; Calculation factor Y1:1.7; r3,4 min.:1.5 mm; b:7 mm; Fatigue load limit Pu:37.5 kN; Basic dynamic load rating C:266 kN; Calculation factor Y0:1.6; Da min.:95 mm; Basic static load rating C0:320 kN; Calculation factor e:0.4; r5 min.:0.6 mm;
NNU4964 NTN Tapered Roller BearingB1:326 mm; ra max.:6 mm; Reference speed:600 r/min; Basic static load rating C0:12000 kN; Da max.:728 mm; Fatigue load limit Pu:815 kN; B2:75 mm; Operating clearance factor k2:0.105; d2 ≈:559 mm; Mass bearing + sleeve:540 kg; Ca min.:4.2 mm; s1 max.:51 mm; d3:580 mm; Limiting speed:800 r/min; B5:95 mm; d1:430 mm; B:240 mm; r1,2 min.:7.5 mm; Basic dynamic load rating C:6800 kN; da max.:603 mm;
4R304 NTN Cylindrical Roller BearingCalculation factor kr:0.035; Fatigue load limit Pu:0.011 kN; r1,2 min.:0.2 mm; Basic dynamic load rating C:0.741 kN; d:3 mm; Da max.:11.5 mm; Basic static load rating C0:0.25 kN; D2 ≈:11.35 mm; Reference speed:110000 r/min; Calculation factor f0:6.4; Mass bearing:0.0029 kg; B:5 mm; ra max.:0.2 mm; da min.:4.6 mm; D:13 mm; d2 ≈:6 mm; Limiting speed:70000 r/min;
4R4428 NTN Cylindrical Roller Bearingra max.:5 mm; r3,4 min.:3.3 mm; Da max.:118 mm; Basic static load rating C0:180 kN; T:36.512 mm; d:60.325 mm; da max.:74 mm; r1,2 min.:5 mm; Fatigue load limit Pu:22.4 kN; Ca min.:5 mm; Da min.:102 mm; Reference speed:3800 r/min; B:33.39 mm; Basic dynamic load rating C:187 kN; a:40.331 mm; Db min.:124 mm; Dimension series:HM 911200; C:23.812 mm; Calculation factor Y:0.72; d1 ≈:97.2 mm;
NN3088K NTN Cylindrical Roller Bearingda max.:87.2 mm; Specific dynamic load factor K:150 N/mm²; Lubricant:Maintenance free &nd; Design (sliding contact surface combination):Steel/steel; Da min.:112.9 mm; ra max.:1 mm; b:9.5 mm; Specific static load factor K0:500 N/mm²; da min.:87.2 mm; M:5 mm; D:130 mm; b1:9.5 mm; dk:115 mm; Material constant KM:330; r2 min.:1 mm; B:75 mm; rb max.:1 mm; r1 min.:1 mm; C:50 mm; Da max.:123.5 mm;

 

 

No.BrandUEwbLNKC
4R2832NTN - - - - - - - -
NN3022NTN - - - - - - - -
NN3088NTN - - - - - - - -
NN3022KNTN - - - - - - - -
NNU3184NTN - - - - 869.95 mm - - -
4R4811NTN - - - - - - - -
NNU3144NTN - - - - - - - -
NN4921NTN - - - - 466.725 mm - - -
NNU4976KNTN - - - - - - - 104.775 mm
4R2035NTN - - - - 279.4 mm - - -
NN3076NTN - - - - 266.7 mm - - -
NN4920KNTN - 88.5 mm - 6 mm - - - -
4R4425NTN - - - - - - - -
NN3052NTN - - - - - - - -
NN3034NTN - - - - - - - 85.725 mm
4R4039NTN - - - - - 28 mm - -
NN3956NTN - - - - - - - -
NN3928NTN - - - - 127 mm - - -
4R3226NTN - - - - - - - -
NNU4992NTN - - - 10.5 mm - - - -
4R3821NTN - - - - - - - -
4R3431NTN - - - 22.3 mm - - - -
4R2823NTN - - - - - - - -
NNU4960KNTN - - - 16.7 mm - - 9 mm -
NN3938NTN - 673 mm - - - - - -
NN4964NTN - - - - - - - 27 mm

 

NN3938 NTN Tapered Roller Bearing Video

 

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