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Home>Products>Tapered Roller Bearing>NNU4921K NTN Cylindrical Roller Bearing

  • NNU4921K NTN Cylindrical Roller Bearing
  • NNU4921K NTN Cylindrical Roller Bearing

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NNU4921K NTN Cylindrical Roller Bearing

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Tapered Roller Bearing

NTN NNU4921K Bearing SPECIFICATIONS

  • How do you Linqing Kaige Bearing Co., Ltd. 1.57 Y - ISO Factor9 find the NNU4921K NTN Cylindrical Roller Bearing 3180 lbf C90 - Dynamic Radial Rating (90 million revolutions)4 specification? Manufacturers Online Free check！

  • NTN

  • NNU4921K

  • 1.57
  • 3180 lbf
  • 18
  • 15.875 mm
  • 1.8 mm
  • 0.0668
  • 68.956 mm
  • 14000
Download NTN NNU4921K Spec Sheet
Linqing Kaige Bearing Co., Ltd.

Linqing Kaige Bearing Co., Ltd.China

  • Linqing Kaige Bearing Co., Ltd.2020-07-10 09:46:19
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NNU4921K NTN Cylindrical Roller Bearing Codes and sizes

  • 1.57
  • 3180 lbf
  • 18
  • 15.875 mm
  • 1.8 mm
  • 0.0668
  • 68.956 mm
  • 14000
  • 44.45 mm
  • 0.30 Kg
  • 2080 lbf
  • 3.30 mm
  • 14274A
  • 3.560 mm
  • -4.3 mm
  • 12300 lbf
  • 13.3
  • Stamped Steel
  • Imperial
  • 1.53
NNU4921K NTN Cylindrical Roller Bearing pdf

NTN NNU4921K NNU4921K NTN Cylindrical Roller Bearing Details

No.BrandNeDtBkFi
NNU38/8NTN - - 71.999 mm - 18.999 mm - - -
NNU39/8NTN - - 150 mm - 49.2 mm - - -
NN3948KNTN15 mm - - - - - - -
NNU49/56NTN - - - - - - - -
NN3964NTN - - - - - - - -
4R3423NTN - - - - - - - -
4R4804NTN - - - - - - - -
NNU4964KNTN - - 3.8750 in - - - - -
4R441NTN - - 2.7170 in - - - - -
NN3064KNTN - - - - - - - -
4R3228NTN - - 340 mm - 112 mm - - -
NNU4930KNTN - - 80 mm - 23 mm - - -
NN3072NTN - - 47 mm - - - - -
NNU3948NTN - - 4.25 in - - - - -
4R3639NTN - - - - - - - -
NN4956KNTN - - - - - - - -
4R461NTN - - - - - - - -
4R4429NTN - - - - 5.2500 in - - -
NN3034NTN - - - - - - - -
NN3024NTN - - - - - - - -
4R2035NTN - - 38.00 mm - - - - -
NNU4996KNTN - - 47 mm - - - - -
NNU4921KNTN - - 68.956 mm - - - - -
NN4934KNTN - - - - - - - -
NN3956NTN - - 500.000 mm - - - - -
4R3823NTN - - 4.3307 in - - - - -
4R2438NTN - - - - - - - -
4R4027NTN - - 115 mm - 13 mm - - -
NN49/95NTN - - - - 20 mm - - -
4R3039NTN - - - - - - - -

 

4R3428 NTN Cylindrical Roller BearingDimension RV:0.02 in; Dimension C:6.88 in; Dimension J (Bolt Size):0.875 in; Grease Lubrication - T Seal:1000 rpm; e - Geometry Factor:0.28; Grease Lubrication - M/N Seal:700 rpm; Dimension A:16.38 in; Bearing Number:22226; UPC Code:0883450043823; Oil Lubrication - B/C/O Seal:400 rpm; Oil Lubrication - T Seal:1500 rpm; C0 - Static Load:212000 lb; Weight:94 lb; C - Dynamic Load (Basic):170000 lb; Eng Internal Radial Clearance - Max:0.0067;
4R4413 NTN Cylindrical Roller Bearingwith cylindrical bore:11 000 min-1; B1:mm; rs Dynamic (Cr):1.1 mm; Oil:9 400 min-1; Pu:5.110 kN; Grease:0.230 kN; with tapered bore:1207  ; B:17 mm; d:35 mm; D:72 mm; Static (Cor):16.270 kN;
NNU38/5 NTN Tapered Roller BearingC90 - Dynamic Radial Rating (90 million revolutions)5:12300 lbf; Cone Part Number:KL540049; C1 - Dynamic Radial Rating (1 million revolutions)6:47400 lbf; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2:21400 lbf; Ab - Cage-Cone Frontface Clearance:0.1 in; G2 - Heat Generation Factor (Rib-Roller End):226.7; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1:82500 lbf; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:8350 lbf;
4R304 NTN Cylindrical Roller BearingB:25 mm; Bore Type:Cylindrical Bore; Weight:0.833 kg; Configuration:Single Row; Factor fo:13.1; D:100 mm; Da (max):91 mm; Limiting Speed - Grease:7,000 rpm; Radial Clearance:0.018 to 0.036 mm; da (min):54 mm; Fillet Radius/Chamfer:1.5 mm; ra (max):1.5 mm; d:45 mm; Limiting Speed - Oil:8,200 rpm; Enclosure:Open; Dynamic Load Rating:53,000 N; Static Load Rating:32,000 N;
4R4039 NTN Cylindrical Roller BearingInside Ring Outside Diameter:0.811 in; Total Width A:2.374 in; Dimension T:1.189 in; Bolt Hole Length N1:29.4 mm; Shaft Size d:2 1/8 in; Base to Center Height H:61.91 mm; Seal Type:Tri-Ply Seal; Total Length L:222.3 mm; Static Load Rating:6570 lbf; Bearing Type:Ball Bearing; Dynamic Load Rating:10800 lbf; Series:Industrial; Bolt Hole Width N:18.3 mm; Bolt Hole Spacing J:176.2 mm; Foot Height H1:19.00 mm;
NN303 NTN Tapered Roller BearingStatic Load Rating:5210 lbf; Material:Bearing Steel; Number of Set Screws:2; Dimension M:0.185 in; Lubrication Type:Relubricatable; Dimension B2:0.720 in; Dimension B1:2.469 in; Seal Type:Labyrinth Seal; Series:Industrial; Center of Bearing from End S:24.6 mm; Bore Type:Cylindrical bore; Shaft Size d:1 7/8 in; Sub Series:G1…KLL; Set Screw Size:3/8-16; Bearing Type:Ball Bearing; Angle between Set Screws:90 º;
NN3944K NTN Cylindrical Roller BearingRadial Clearance:0.120 to 0.180 mm; Weight:60.600 kg; d:170 mm; Static Load Rating:2,200,000 N; Axial Load Factor Y2:2.75; Nr. of Holes:6; B:120 mm; Axial Load Factor Y0:1.81; Fillet Radius/Chamfer:4 mm; Enclosure:Open; Limiting Speed - Grease:1,300 rpm; Bore Type:Cylindrical Bore; ra (max):3 mm; D:360 mm; Constant e:0.36; Hole Diameter (do):10 mm; Dynamic Load Rating:2,150,000 N; Groove Width A:22 mm;
4R5218 NTN Cylindrical Roller BearingB - Cone Width:1.4550 in; Ab - Cage-Cone Frontface Clearance:0.07 in; K - Factor7:1.97; Bearing Weight:7.94 lb; Y2 - ISO Factor10:3.39; r - Cup Frontface To Clear Radius2:0.06 in; C - Double Cup Width:2.5 in; Da - Cup Frontface Backing Diameter:3.96 in; Series:535; C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4:67400 lbf; G1 - Heat Generation Factor (Roller-Raceway)11:64.3; R - Cone Backface To Clear Radius1:0.14 in;
NNU4968 NTN Tapered Roller BearingFillet Radius/Chamfer:1.5 mm; Weight:1.410 kg; d:45 mm; Roller Profile:Asymmetric; Limiting Speed - Grease:7,050 rpm; Limiting Speed - Oil:9,150 rpm; Dynamic Load Rating:208,000 N; Radial Clearance:0.035 to 0.055 mm; Da (max):91.5 mm; Bore Type:Cylindrical Bore; Groove Width A:8 mm; Retainer Material:Machined Brass; Static Load Rating:157,000 N; Enclosure:Open; ra (max):1.5 mm; Center Guidance:Fixed Inner Ring Rib;
NN406 NTN Tapered Roller BearingEnclosure:Open; Hole Diameter (do):25 mm; Da (max):794 mm; Groove Width A:50 mm; ra (max):6 mm; Bore Type:Cylindrical Bore; Constant e:0.40; B:325 mm; d:500 mm; Static Load Rating:16,200,000 N; Axial Load Factor Y2:2.53; Radial Clearance:0.260 to 0.410 mm; D:830 mm; Limiting Speed - Oil:540 rpm; da (min):536 mm; Nr. of Holes:8; Fillet Radius/Chamfer:7.5 mm; Weight:718.000 kg; Configuration:Double Row;
4R4445 NTN Cylindrical Roller BearingWeight:1.69 Kg; C:20 mm; L:71.00 mm; Thread G:M100x2; d1:90.00 mm; Appropriate Hydraulic Nut:HMV20; Locknut:KM20; Lockwasher and Lockplates:MB20; D3:130 mm;
NNU3048 NTN Tapered Roller BearingDb - Cup Backface Backing Diameter:3.90 in; C - Cup Width:0.7411 in; Y - ISO Factor3:1.49; Cup Part Number:394AS; e - ISO Factor2:0.4; Design Units:Imperial; Da - Cup Frontface Backing Diameter:4.12 in; Series:395; D:4.3307 in; Cg - Geometry Factor:0.0984; r - Cup Backface To Clear Radius1:0.130 in;
4R3423 NTN Cylindrical Roller BearingLocknut:KM6; d1:1 in; D3:45 mm; Weight:0.1 Kg; C:8 mm; L1:31.00 mm; G:M30x1.5; Lockwasher and Lockplates:MB6;
NN3952 NTN Tapered Roller BearingC0 - Static Radial Rating:77400 N; do - Ball Diameter:23.81250 mm; Da - Outer Ring Backing Diameter:126.800 mm; Ball Type:STEEL; Contact Angle:25 º; Limiting Speed (Oil):19000 rpm; D:140 mm; Design Units:METRIC; Bearing Weight:2.101 Kg; Limiting Speed (Grease):9500 rpm; r - Outer Ring To Clear Radius3:2.0 mm; R - Inner Ring To Clear Radius2:2.0 mm; Bearing Width:33 mm; Ce - Dynamic Radial Rating1:119700 N;
NNU4936K NTN Cylindrical Roller BearingLimiting Speed - Grease:8,000 rpm; db (min):42 mm; ra (max):1.5 mm; d:35 mm; Weight:0.470 kg; Dynamic Load Rating:49,500 N; db (max):45 mm; Radial Clearance:0.045 to 0.070 mm; dd (min):53 mm; Fillet Radius/Chamfer:1.5 mm; D:80 mm; Enclosure:Open; B:21 mm; Static Load Rating:47,000 N; Da (max):71.5 mm; Bore Type:Cylindrical Bore; dc (min):48 mm; ra1 (max):1 mm; r1:1.1 mm; Configuration:Single Row;
4R4426 NTN Cylindrical Roller BearingL1:145.00 mm; b:25 mm; Thread D12:Tr480x5; t:14.0 mm; Appropriate Hydraulic Nut:HMV96; Ro:Rc 1/8; Appropriate Withdrawal Nut No.:HML96; e:8.5 mm; d1:440.00 mm; Weight:22.50 Kg;

 

 

NNU4921K NTN Cylindrical Roller Bearing Video

 

105 mm x 145 mm x 40 mm NTN NNU4921K cylindrical roller

105 mm x 145 mm x 40 mm NTN NNU4921K cylindrical roller bearings Engineering 105 mm x 145 mm x 40 mm Calculator , cylindrical roller bearings 

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NTN NNU4921K INTERCHANGE

Tapered Roller Bearing Part series NNU4921K is a potential replacement for these common bearing part numbers:

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  • NNU4921K

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  • NNU4921K

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NTN NNU4921K Technical Articles

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