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Home>Products>Thrust Spherical Roller Bearing>NNU4940K NTN Cylindrical Roller Bearing

  • NNU4940K NTN Cylindrical Roller Bearing
  • NNU4940K NTN Cylindrical Roller Bearing

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NNU4940K NTN Cylindrical Roller Bearing

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Thrust Spherical Roller Bearing

NTN NNU4940K Bearing SPECIFICATIONS

  • NNU4940K NTN Cylindrical Roller Bearing Engineering 0.17 Calculation factor kr Calculator , Thrust Spherical Roller Bearing 0.3 Limiting value e Manufacturing Service NACHI BEARINGS OF AMERICA CORP. . Get Your Free.

  • NTN

  • NNU4940K

  • 0.3
  • 499 mm
  • 0.17
  • 680 mm
  • 7.2 mm
  • 211 kg
  • 616 mm
  • 520 kN
Download NTN NNU4940K Spec Sheet
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Thrust Spherical Roller Bearing Specification details

  • 0.3
  • 499 mm
  • 0.17
  • 680 mm
  • 7.2 mm
  • 211 kg
  • 616 mm
  • 520 kN
  • 1300 r/min
  • 800 r/min
  • 491 mm
  • 504 mm
  • 6700 kN
  • 483 mm
  • 163 mm
  • 6 mm
  • 3470 kN
  • 5 mm
  • 460 mm
  • 657 mm
NNU4940K NTN Cylindrical Roller Bearing pdf

NTN NNU4940K NNU4940K NTN Cylindrical Roller Bearing Product Features

 

4R3426 NTN Cylindrical Roller BearingD1 ≈:122 mm; s max.:3.5 mm; Limiting speed:7000 r/min; r1,2 min.:1.5 mm; D:140 mm; rb max.:1 mm; db min.:106 mm; Reference speed:6300 r/min; da max.:101 mm; da min.:96 mm; Basic dynamic load rating C:80.9 kN; Mass bearing:1.22 kg; Calculation factor kr:0.1; Basic static load rating C0:104 kN; r3,4 min.:1.1 mm; Fatigue load limit Pu:12.7 kN; B:24 mm; Da max.:133 mm; ra max.:1.5 mm; d:90 mm;
4R4425 NTN Cylindrical Roller Bearingr1,2 min.:1.5 mm; Calculation factor f2D:1.08; Calculation factor (single, tandem) Y2:0.87; da max.:104.8 mm; Basic static load rating C0:72 kN; B:24 mm; Db max.:136 mm; D2:128.25 mm; Preload class D GD:3680 N; Basic dynamic load rating C:74.1 kN; d1:105.4 mm; Static axial stiffness, preload class D:575 N/µm; Calculation factor (back-to-back, face-to-face) Y2:1.41; Preload class B GB:920 N; Mass bearing:1.17 kg;
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;
NNU3036 NTN Tapered Roller Bearingd:36.513 mm; Mass bearing unit:1.3 kg; Limiting speed:1100 r/min; Recommended diameter for attachment bolts, inch G:0.5 in; A3:3.2 mm; Hexagonal key size for grub screw N:3 mm; Fatigue load limit Pu:0.655 kN; Basic dynamic load rating C:25.5 kN; Basic static load rating C0:15.3 kN; N4:4 mm; RG:1/4-28 UNF; N:14 mm; Housing material:Cast iron; Db1:87 mm; Da:106.4 mm; A:34.5 mm; L:118 mm; J7:29 mm; Recommended diameter for attachment bolts, mm G:12 mm;
4R4811 NTN Cylindrical Roller BearingB:16 mm; r, r1,2 min.:0.3 mm; d:12 mm; F:15 mm; Mass inner ring:0.0076 kg;
4R3229 NTN Cylindrical Roller BearingBasic static load rating C0:56 kN; r3,4 min.:1.5 mm; Cb min.:3.5 mm; Dimension series:18500; rb max.:1.5 mm; B:17.463 mm; C:12.7 mm; da max.:50 mm; Da min.:66 mm; Mass bearing:0.28 kg; db min.:53.5 mm; d:41.275 mm; Db min.:68 mm; T:16.667 mm; Basic dynamic load rating C:57.7 kN; Da max.:65.5 mm; Calculation factor Y0:0.9; D:73.025 mm; Calculation factor Y:1.7; a:13.766 mm;
NNU4992K NTN Cylindrical Roller BearingOuter rings PCD:148 mm; Static Load Rating:63.6 kN; Inner rings PCD:97 mm; Mounting Hole Countersink Diameter:9.5 mm; D:165 mm; Mounting Hole Size:5.5 mm; B:22 mm; Oil Holes:3 mm; Number of Mounting Holes:10; Da:132 mm; Dynamic Load Rating:40.4 kN; Chamfer:1 mm; d:80 mm; da:117 mm;
4R441 NTN Cylindrical Roller BearingCoefficient of friction µ min.:0.05; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; D:16 mm; Mass bushing:0.007 kg; Specific static load factor K0:20 N/mm²; Tolerance housing:H7; Permissible sliding velocity v min.:0.25 m/s; B:12 mm; Coefficient of friction µ max.:0.1; Specific dynamic load factor K:10 N/mm²; d:12 mm;
NNU3034KLabyrinth ring (db shaft position):LOR 161; da:170 mm; S:4.763 mm; P90°:207 kN; dc:163.512 mm; J1:107.95 mm; P60°:345 kN; Appropriate attachment bolt size G:1 in; P180°:113 kN; ba:74.612 mm; PG:1/4 NPT; db:188.912 mm; Housing:SAFS 234; P120°:127 kN; Da:309.999 mm; H2:69.85 mm; PosiTrac Plus contact element (dc shaft position):B10724-148; Cap bolt:1-8 UNC; H:360.363 mm; J min.:492.125 mm;
NNU38/5 NTN Tapered Roller BearingD:220 mm; Da:198 mm; Static Load Rating:137.7 kN; Oil Holes:2.5 mm; d:160 mm; Dynamic Load Rating:74.5 kN; B:25 mm; Radius:1.5 mm; da:181 mm;
NN3038 NTN Tapered Roller BearingP180°:30.7 kN; J min.:215.9 mm; PosiTrac Plus contact element (db shaft position):B10724-79; J max.:247.65 mm; PG:1/8 NPT; S:3.175 mm; H1:82.55 mm; da:75 mm; P90°:45.4 kN; Ca:37.008 mm; dc:71.438 mm; Cap bolt recommended tightening torque:149.1 N·m; Mass pillow block:14.1 kg; P150°:25.4 kN; ba:32.544 mm; Max. speed for PosiTrac Plus seal:1450 r/min; Labyrinth ring (db shaft position):LOR 79;
NN403 NTN Tapered Roller BearingA:315 mm; Q180°:1430 kN; L:790 mm; A1:280 mm; Mass housing:252 kg; P180°:2000 kN; P150°:1600 kN; Eye bolt, size:2 x M 24; Q120°:2860 kN; H2:105 mm; Da:460 mm; Appropriate attachment bolt, rec. tightening torque:2280 N·m; J:670 mm; Locating ring:2 x FRB 25/460; P90°:2400 kN; Pa:1300 kN; Oil level, min.:75 mm; Q150°:1650 kN; P120°:1800 kN; Ca:168 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;
NN3068K NTN Cylindrical Roller BearingA:80 mm; L:275 mm; Limiting speed:2900 r/min; J7:29 mm; Mass bearing unit:7.7 kg; Pa:15 kN; J6:254 mm; P90°:220 kN; ba min.:38 mm; Tightening torque for grub screws:8 N·m; ba max.:65 mm; J:230 mm; A5:35.5 mm; Basic static load rating C0:166 kN; Calculation factor Y2:4.2; P150°:130 kN; B:71 mm; N4 max.:8 mm; A3:73 mm; P180°:170 kN;
NN3934 NTN Tapered Roller BearingE:mm; r1s (min):2.1 mm; D:190 mm; b:mm; B:65.1 mm; d2 (max):mm; Pu:62.190 kN; Static (Coa):573 kN; Dynamic (Ca):362 kN; d2:105 mm; s:7 mm; F:127 mm; b1:mm; rs (min):2.1 mm;
NN4940K NTN Cylindrical Roller BearingT:666.75 mm; Thrust factor K:1.76; Basic static load rating C0:57000 kN; Calculation factor Y1:2; Basic dynamic load rating C:20900 kN; d:863.6 mm; Mass bearing:2150 kg; D:1181.1 mm; d1 ≈:929 mm; Calculation factor Y2:3; Calculation factor e:0.33; D1 ≈:1972 mm; r3,4 min.:3.3 mm; B:666.75 mm; r1,2 min.:4.8 mm; Comparative radial load rating CF:5600 kN; Calculation factor Y0:2; Comparative axial load rating CFa:909 kN;

 

 

No.BrandUEwbLNKC
NNU49/560KNTN - - - - 349.25 mm - - -
NN3092NTN - - - - - - - -
NNU3048NTN - - - - - - 7.5 mm -
4R4821NTN - - - - - - - -
4R3618NTN - - - - - - - -
NNU4988KNTN - - - 7 mm - - - -
NN3036KNTN - - - 7 mm - - - -
4R4804NTN - - - - 304.8 mm - - -
NN3936NTN - - - - 285.75 mm - - -
NN4956KNTN - - - - 330.2 mm - - -
NN3088NTN - - - - - - - -
4R3224NTN - - - - 679.45 mm - - -
NN4920KNTN - 88.5 mm - 6 mm - - - -
NN4956NTN - - 50 mm - - - - -
NN3938NTN - 673 mm - - - - - -
NN3934KNTN - - - - 83 mm - - -
NN3984NTN - - 60 mm - - - - -
NN30/600NTN - - - - 266.7 mm - - -
4R4039NTN - - - - - 28 mm - -
NNU4930KNTN - - - - 749.3 mm - - -
NNU4976NTN - - - - 539.75 mm - - -
NNU4956NTN - - - - - - - -
4R3036NTN - - - - 640 mm42 mm - -
NN3032NTN - - - - 539.75 mm - - -
4R2832NTN - - - - - - - -
NN3932NTN - - - - 205 mm20 mm - -
NN3960KNTN - - - - - - - 23.5 mm
4R3229NTN - - - - - - - 12.7 mm
NN3064NTN - - - - - - - -
NN3026KNTN - - - - 57 mm - - -

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NNU4940K NTN Cylindrical Roller Bearing Video

 

NTN NNU4940K INTERCHANGE

Thrust Spherical Roller Bearing Part series NNU4940K is a potential replacement for these common bearing part numbers:

  • NNU4940K

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  • NNU4940K

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