Product Details

NN3948K NTN Cylindrical Roller Bearing

Brand Name NTN
Model Number NN3948K
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandNeDtBkFi
NNU4072NTN - - - - - - - -
NNU4988KNTN - - 820 mm - 195 mm - - -
NNU4968NTN - - - - 36 mm - - -
4R3229NTN - - 360.000 mm - - - - -
4R5306NTN - - 150 mm - - - - -
NNU4052NTN - - - - - - - -
NNU4932KNTN - - - - - - - -
4R3432NTN - - - - - - - -
NNU4992NTN - - - - - - - -
4R3042NTN - - 120 mm - 31 mm - - -
4R4614NTN - - - - - - - -
NNU48/63NTN - - 360 mm - 120 mm - - -
4R5231NTN - - 32 mm - 15.9 mm - - -
NN3064NTN - - 980.000 mm - - - - -
NN3928NTN - - 980.000 mm - - - - -
NNU4984NTN - - - - - - - -
4R4449NTN18 mm - - - - - - -
NNU3034KNTN - - - - - - - -
NN4968KNTN18 mm - - - - - - -
NNU4930KNTN - - 80 mm - 23 mm - - -
NN4932KNTN - - - - - - - -

 

NNU3076 NTN Tapered Roller BearingDa - Cup Frontface Backing Diameter:44.50 mm; K - Factor2:1.36; D:47.000 mm; Y - ISO Factor4:1.39; Cg - Geometry Factor:0.0546; e - ISO Factor3:0.43; Db - Cup Backface Backing Diameter:40.89 mm; G2 - Heat Generation Factor (Rib-Roller End):8.7; Design Units:METRIC; r - Cup Backface To Clear Radius1:1.02 mm; C - Cup Width:11.500 mm; Series:32005X; G1 - Heat Generation Factor (Roller-Raceway):8.6; Cup Part Number:YAA32005X;
NNU494 NTN Tapered Roller Bearingra (max):2.5 mm; D:360 mm; B:56 mm; d:240 mm; Fillet Radius/Chamfer:3 mm; Enclosure:Open; db (min):254 mm; Limiting Speed - Grease:1,700 rpm; db (max):268 mm; Radial Clearance:0.170 to 0.235 mm; Dynamic Load Rating:530,000 N; r1:3 mm; Weight:20.400 kg; ra1 (max):2.5 mm; Bore Type:Cylindrical Bore; Limiting Speed - Oil:2,100 rpm; dc (min):275 mm; Static Load Rating:820,000 N; Da (max):346 mm; Configuration:Single Row;
NNU3068 NTN Tapered Roller BearingD:830 mm; ra (max):6 mm; Constant e:0.32; Static Load Rating:13,000,000 N; Roller Profile:Symmetric; Groove Width A:45 mm; Limiting Speed - Oil:540 rpm; B:264 mm; da (min):536 mm; Bore Type:Tapered Bore; Nr. of Holes:8; Radial Clearance:0.370 to 0.490 mm; Weight:584.000 kg; Fillet Radius/Chamfer:7.5 mm; Center Guidance:Fixed Inner Ring Rib; Da (max):794 mm; Configuration:Double Row; Enclosure:Open;
NN3076K NTN Cylindrical Roller BearingSeries Type:Light Series; Dimension V:4.0 in; Dimension N:9.3 in; Tensioning Unit Type:Push Type; Cor - Static Load Rating:25853 lbf; Seal Type:High Temperature Pac; Bearing Number:LSM65BR; Dimension H:1.3 in; Cr - Dynamic Load Rating:23155 lbf; Ca - Axial Load Rating:1213.95 lbf; Dimension U:0.2 in; Maximum Speed:3940 rpm; Bearing UPC:013992030238; Bearing - Housing - Seal:LSM65BRHHTPS; Bearing Type:Split Cylindrical Re;
4R3231 NTN Cylindrical Roller BearingD:360 mm; ra (max):3 mm; Weight:26.200 kg; Outside Ring Inside Diameter:316 mm; r1:4 mm; Da (max):342 mm; da (min):218 mm; Static Load Rating:865,000 N; ra1 (max):3 mm; db (min):218 mm; d:200 mm; Radial Clearance:0.090 to 0.145 mm; dc (min):247 mm; Bore Type:Cylindrical Bore; Limiting Speed - Grease:1,500 rpm; Dynamic Load Rating:620,000 N; Fillet Radius/Chamfer:4 mm; Enclosure:Open; db (max):240 mm;
NN396 NTN Tapered Roller Bearingdb - Cone Backface Backing Diameter:16.18 in; a - Effective Center Location4:0.35 in; Ca90 - Dynamic Thrust Rating (90 million revolutions)7:53500 lbf; Design Units:Imperial; Series:LM565900; G1 - Heat Generation Factor (Roller-Raceway):3380; Cage Type:Stamped Steel; Cone Part Number:LM565949; G2 - Heat Generation Factor (Rib-Roller End):378; B - Cone Width:3.3125 in; Aa - Cage-Cone Backface Clearance:0.44 in;
NN3044 NTN Tapered Roller Bearinga:18 mm; C:20 mm; r1s (min):1.5 mm; r2s (min):0.6 mm; Static (Coa):93.2 kN; Pu:11.370 kN; rs (min):2 mm; Dynamic (Ca):84.3 kN; T:25.25 mm; D:90 mm; d2:40 mm; B:23 mm;
NN4936 NTN Tapered Roller Bearingra1 (max):3 mm; Configuration:Single Row; Dynamic Load Rating:1,100,000 N; d:190 mm; Da (max):322 mm; r1:4 mm; db (max):227 mm; Weight:45.200 kg; B:92 mm; db (min):208 mm; dd (min):247 mm; dc (min):234 mm; Bore Type:Cylindrical Bore; Static Load Rating:1,670,000 N; Fillet Radius/Chamfer:4 mm; ra (max):3 mm; Radial Clearance:0.140 to 0.195 mm; Limiting Speed - Oil:2,000 rpm; D:340 mm; Enclosure:Open;
NNU49/560K NTN Cylindrical Roller BearingC0 - Static Radial Rating:242000 lbf; r - Cup Backface To Clear Radius2:3.30 mm; Series:94000; B:63.5 mm; Cup Part Number:94113A; Y - ISO Factor9:1.28; a - Effective Center Location3:-0.8 mm; Bearing Weight:15.400 Kg; C1 - Dynamic Radial Rating (1 million revolutions)5:148000 lbf; da - Cone Frontface Backing Diameter:195.07 mm; D:288.925 mm; G1 - Heat Generation Factor (Roller-Raceway):692.3; Db - Cup Backface Backing Diameter:259.08 mm;
NNU4938 NTN Tapered Roller Bearingd:100 mm; ra (max):2 mm; Dynamic Load Rating:250,000 N; db (max):117 mm; r1:2.1 mm; Fillet Radius/Chamfer:2.1 mm; dc (min):122 mm; Da (max):168 mm; ra1 (max):2 mm; Enclosure:Open; B:34 mm; Limiting Speed - Grease:3,200 rpm; Inside Ring Outside Diameter:119 mm; Radial Clearance:0.050 to 0.085 mm; Bore Type:Cylindrical Bore; D:180 mm; dd (min):130 mm; Limiting Speed - Oil:3,800 rpm; db (min):112 mm;
4R3618 NTN Cylindrical Roller BearingDimension L:11.5 in; Bearing - Housing - Seal:MSM280BXH; Dimension R:26.9 in; Dimension P:1.5 in; Note:This product line wa; Dimension T:30.0 in; Bearing UPC:013992034564; Support Type:Round Flange; Dimension N:23.750 in; Cr - Dynamic Load Rating:331818 lbf; Series Type:Medium Series; Bolt Size:8 x M30; Bearing Number:MSM280BX; Dimension H:6.3 in; Shaft Size:280 mm; Dimension V:0.2 in; Maximum Speed:670 rpm;
NN308 NTN Tapered Roller BearingD:5.3750 in; C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5:15700 lbf; C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:9000 lbf; r - Cup Frontface To Clear Radius2:0.03 in; Cone Part Number:495-S; Bearing Weight:9.19 lb; Cage Type:Stamped Steel; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:6850 lbf; e - ISO Factor8:0.44; C - Double Cup Width:2.125 in; Cup Part Number:493D;
NN3060K NTN Cylindrical Roller BearingConfiguration:Single Row; r1:0.5 mm; da (min):136 mm; Weight:0.815 kg; b (min):1.9 mm; Static Load Rating:41,000 N; Limiting Speed - Oil:4,400 rpm; Radial Clearance:0.041 to 0.081 mm; Snap Ring Width:1.7 mm; Fillet Radius/Chamfer:1.1 mm; Enclosure:Snap Ring Groove wit; ra (max):1 mm; Factor fo:16.1; Da (max):158 mm; Cy (max):4.7 mm; Bore Type:Cylindrical Bore; B:18 mm; D1 (max):161.8 mm; Snap Ring Outside Diameter:171.5 mm;
4R4811 NTN Cylindrical Roller BearingC - Cup Width:1.7500 in; Cg - Geometry Factor:0.104; Series:6500; Da - Cup Frontface Backing Diameter:6.06 in; Db - Cup Backface Backing Diameter:5.55 in; r - Cup Backface To Clear Radius1:0.12 in; Y - ISO Factor3:1.5; Cup Part Number:6525X; D:6.2992 in; Design Units:Imperial; e - ISO Factor2:0.4;
NNU4988K NTN Cylindrical Roller BearingDa (max):792 mm; B:195 mm; Enclosure:Open; da (min):588 mm; Hole Diameter (do):15 mm; Radial Clearance:0.280 to 0.440 mm; Axial Load Factor Y2:4.39; Static Load Rating:10,800,000 N; Bore Type:Cylindrical Bore; D:820 mm; Fillet Radius/Chamfer:6 mm; Constant e:0.23; Axial Load Factor Y0:2.89; Weight:359.000 kg; Groove Width A:32 mm; Configuration:Double Row; Axial Load Factor Y1:2.95; Retainer Material:Machined Brass;
4R4026 NTN Cylindrical Roller BearingBearing Weight:0.20 Kg; Series:17000; C0 - Static Radial Rating:9910 lbf; K - Factor7:1.53; a - Effective Center Location3:-3.6 mm; Cone Part Number:17119; d:30.163 mm; G1 - Heat Generation Factor (Roller-Raceway):11.8; Ca90 - Dynamic Thrust Rating (90 million revolutions)6:1650 lbf; D:61.999 mm; C90 - Dynamic Radial Rating (90 million revolutions)4:2520 lbf; C1 - Dynamic Radial Rating (1 million revolutions)5:9720 lbf;

 

 

NN3948K NTN Cylindrical Roller Bearing Video

 

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