Product Details

NNU494 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NNU494
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

NN3072Rα:45 °; Limiting speed:2800 r/min; Mass bearing unit:1.8 kg; L:101.6 mm; A5:31.5 mm; Basic dynamic load rating C:26 kN; Recommended tightening torque for grub screw:6.5 N·m; RG:1/4-28 UNF; Recommended diameter for attachment bolts, inch G:0.5 in; Basic static load rating C0:19 kN; d:38.1 mm; Db1:96.5 mm; J:143.7 mm; s1:30.2 mm; Hexagonal key size for grub screw N:3.969 mm; Housing:FYTWR 508 Y;
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;
4R3433 NTN Cylindrical Roller BearingTolerance shaft:h8; D:32 mm; Permissible sliding velocity v max.:5 m/s; B:20 mm; Specific static load factor K0:20 N/mm²; Permissible sliding velocity v min.:0.25 m/s; Coefficient of friction µ min.:0.05; Mass bushing:0.052 kg; Specific dynamic load factor K:10 N/mm²; d:22 mm; Tolerance housing:H7; Coefficient of friction µ max.:0.1;
NN30/5 NTN Tapered Roller Bearingd:406.4 mm; Mass bearing:370 kg; r1,2 min.:9.7 mm; Comparative radial load rating CF:1860 kN; B:434.975 mm; r3,4 min.:1.5 mm; Fatigue load limit Pu:1270 kN; d1 ≈:486 mm; Design variant/feature:TQI; Calculation factor e:0.33; Calculation factor Y1:2; Basic dynamic load rating C:6930 kN; Thrust factor K:1.8; Comparative axial load rating CFa:294 kN; Calculation factor Y2:3; Calculation factor Y0:2;
NNU4088 NTN Tapered Roller BearingSpecific static load factor K0:20 N/mm²; Permissible sliding velocity v min.:0.25 m/s; d:15 mm; Coefficient of friction µ min.:0.05; Mass bushing:0.013 kg; Specific dynamic load factor K:10 N/mm²; Tolerance housing:H7; D:20 mm; Tolerance shaft:h8; Permissible sliding velocity v max.:5 m/s; Coefficient of friction µ max.:0.1; B:15 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;
4R3639 NTN Cylindrical Roller BearingCoefficient of friction µ min.:0.05; Specific dynamic load factor K:10 N/mm²; Specific static load factor K0:20 N/mm²; D:72 mm; Permissible sliding velocity v min.:0.25 m/s; d:60 mm; Tolerance housing:H7; Permissible sliding velocity v max.:5 m/s; Mass bushing:0.38 kg; B:60 mm; Coefficient of friction µ max.:0.1; Tolerance shaft:h8;
NNU49/530K NTN Cylindrical Roller BearingTolerance housing:H7; d:30 mm; D:50 mm; Coefficient of friction µ max.:0.1; Mass bushing:0.47 kg; Specific static load factor K0:20 N/mm²; Permissible sliding velocity v max.:5 m/s; Tolerance shaft:h8; Coefficient of friction µ min.:0.05; B:60 mm; Permissible sliding velocity v min.:0.25 m/s; Specific dynamic load factor K:10 N/mm²;
NNU4926KN:24 mm; A1:110 mm; N1:18 mm; da:85 mm; J6:348 mm; Housing:FSNL 520-617 RU; Da:180 mm; Q180°:310 kN; H2:40 mm; P180°:310 kN; Oil seal:2 x TSN 317 U; J:320 mm; A2:181 mm; H:218 mm; P55°:620 kN; db:100 mm; P150°:250 kN; Appropriate attachment bolt, rec. tightening torque:200 N·m; Cap bolt, rec. tightening torque:200 N·m; P90°:370 kN;
NNU3076 NTN Tapered Roller BearingR2:41.275 mm; R1:114.3 mm; A2:254 mm; P150°:173 kN; H:377.825 mm; Stabilizing ring:SR-36-30; ba:75.406 mm; PosiTrac Plus contact element:2 x B10724-148; da:160.338 mm; Initial grease fill:1304.1 g; End plug (suffix Y):EPR 19; A1:180.975 mm; N1:28.575 mm; Appropriate attachment bolt size G:1 in; P120°:196 kN; J max.:600.075 mm; Housing:SAFS 536; Eye bolt:2 x 3/8-16 UNC; H1:190.5 mm; P60°:535 kN;
4R4037 NTN Cylindrical Roller BearingPermissible sliding velocity v max.:1 m/s; d:16 mm; Specific static load factor K0:80 N/mm²; Permissible sliding velocity v min.:0 m/s; Coefficient of friction µ min.:0.06; Specific dynamic load factor K:40 N/mm²; D:18 mm; Coefficient of friction µ max.:0.15; Tolerance housing:H7; Tolerance shaft:h9; B:15 mm; Mass bushing:0.0012 kg;
NN3021KPermissible sliding velocity v min.:0.25 m/s; Specific dynamic load factor K:10 N/mm²; Tolerance housing:H7; Permissible sliding velocity v max.:5 m/s; Specific static load factor K0:20 N/mm²; Coefficient of friction µ min.:0.05; Coefficient of friction µ max.:0.1; B:16 mm; Tolerance shaft:h8; D:18 mm; d:8 mm; Mass bushing:0.02 kg;
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;
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;
4R4445 NTN Cylindrical Roller BearingBasic dynamic load rating C:29.6 kN; Recommended tightening torque for grub screw:16.5 N·m; Db:115 mm; Thread grub screw G2:3/8-24 UNF; B4:9 mm; B:51.6 mm; Fatigue load limit Pu:0.98 kN; H:197 mm; Recommended diameter for attachment bolts, inch G:0.625 in; Hexagonal key size for grub screw N:4.763 mm; Limiting speed:2200 r/min; Recommended diameter for attachment bolts, mm G:16 mm; Housing material:Composite for food a;
NN3044 NTN Tapered Roller BearingMass adapter sleeve assembly:0.15 kg; G:M 35x1.5; B1:35 mm; d1:30.163 mm; d3:52 mm; d:35 mm; B:11.5 mm;

 

 

No.BrandUEwbLNKC
NN4952KNTN - - - - - - - -
NN4932NTN - - - - 86 mm11.5 mm - -
NN304NTN - - - - - - - -
NN3024NTN - - - 4.6 mm - - - 28 mm
NN3060KNTN - - - - - - - -
NNU38/75NTN - - - - - - - -
4R4614NTN - - - - 628.65 mm - - -
NNU4948NTN - - - - - - - -
NNU38/8NTN - - - - - - - -
NNU493NTN - - - - - - - -
4R3618NTN - - - - - - - -
NN30/600NTN - - - - 266.7 mm - - -
NN3196NTN - - - - 234.95 mm - - -
NN3044NTN - - - - - - - -
NN4964NTN - - - - - - - 27 mm
4R4429NTN - - - - - - - -
NNU496NTN - - - - - - - -
NN3028NTN - - - 4.8 mm - - - 33.325 mm
NN404NTN - - - - 161.925 mm - - -
4R3029NTN - - - - - - - -
NN4930KNTN - - - 4.6 mm - - - 25 mm
NNU4924KNTN - - - - - - - -
4R4444NTN - - - - - - - -
4R4819NTN - - - - - - - -
NNU4988KNTN - - - 7 mm - - - -
4R4041NTN - - - - - - - -
NN393NTN - - - - - 18 mm - -
NNU4992NTN - - - 10.5 mm - - - -
NNU49/530NTN - - - - 711.2 mm - - -
4R383NTN - - - - - - - -

 

NNU494 NTN Tapered Roller Bearing Video

 

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