Product Details

NNU4856K NTN Cylindrical Roller Bearing

Brand Name NTN
Model Number NNU4856K
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

 

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;
NN3034 NTN Tapered Roller BearingDa min.:161.5 mm; rb max.:1.1 mm; Specific dynamic load factor K:150 N/mm²; Da max.:168.5 mm; da max.:130.5 mm; Design (sliding contact surface combination):Steel/PTFE fabric; Basic dynamic load rating C:1700 kN; da min.:123 mm; r1 min.:1 mm; Sealing solution:Triple-lip seals; Basic static load rating C0:3400 kN; Lubricant:Maintenance free &nd; α:6 °; C:85.725 mm; d:114.3 mm; D:177.8 mm;
NNU4921Kl1 min.:132 mm; B:49 mm; l7 min.:85 mm; G:M 72x4; C1 max.:43 mm; d:70 mm; l2 max.:349 mm; Specific dynamic load factor K:100 N/mm²; h:265 mm; d2 max.:162 mm; Basic dynamic load rating C:315 kN; Basic static load rating C0:490 kN; Mass rod end:10 kg; Material constant KM:330; r1 min.:1 mm; dk:92 mm; α:6 °;
NNU4980K NTN Cylindrical Roller BearingSpecific static load factor K0:500 N/mm²; r2 min.:1 mm; Basic dynamic load rating C:440 kN; C:28 mm; Design (sliding contact surface combination):Steel/PTFE fabric; Specific dynamic load factor K:300 N/mm²; da min.:50 mm; rb max.:1 mm; Lubricant:Maintenance free &nd; d:45 mm; Mass plain bearing:0.69 kg; r1 min.:0.6 mm; dk:66 mm; Sealing solution:Triple-lip seals; α:14 °; Da min.:66.5 mm;
4R4821 NTN Cylindrical Roller BearingBasic static load rating C0:0.335 kN; D:13 mm; Da max.:11.4 mm; Fatigue load limit Pu:0.014 kN; Limiting speed:32000 r/min; da min.:6.3 mm; Calculation factor kr:0.025; ra max.:0.2 mm; d2 ≈:6.6 mm; Basic dynamic load rating C:0.761 kN; D2 ≈:11.2 mm; d:5 mm; r1,2 min.:0.2 mm; Mass bearing:0.0023 kg; da max.:6.5 mm; Calculation factor f0:10.5; B:4 mm;
4R4449 NTN Cylindrical Roller BearingStatic axial stiffness, preload class B:200 N/µm; D1:82.22 mm; Db max.:90.8 mm; db min.:66 mm; d1:72.74 mm; Preload class B GB:440 N; d2:70.6 mm; D:95 mm; Mass bearing:0.39 kg; r3,4 min.:0.6 mm; Calculation factor (single, tandem) Y2:0.87; Da max.:89 mm; Static axial stiffness, preload class C:260 N/µm; Preload class C GC:870 N; Calculation factor f:1.08; Number of balls z:25; Basic static load rating C0:12.2 kN;
NNU4928KStatic (Cor):12240  ; d:630 mm; Weight:630  ; B1:212 mm; Pu:807.560 kg; B:310 mm; Dynamic (Cr):5922 kN; Bearing designation:PLC 512-51  ; D:920 mm;
4R4048 NTN Cylindrical Roller BearingD:105 mm; Tolerance housing:H7; Tolerance shaft:h8; Specific dynamic load factor K:10 N/mm²; Coefficient of friction µ min.:0.05; Mass bushing:2.24 kg; Specific static load factor K0:20 N/mm²; Permissible sliding velocity v max.:5 m/s; Permissible sliding velocity v min.:0.25 m/s; d:80 mm; Coefficient of friction µ max.:0.1; B:100 mm;
NNU4948 NTN Tapered Roller Bearingda min.:147 mm; Basic static load rating C0:1460 kN; Reference speed:1000 r/min; Limiting speed:2000 r/min; ra max.:2 mm; Minimum axial load factor A:0.171; H:48 mm; D:150 mm; d:70 mm; Mass bearing:4.18 kg; d1:150 mm; Da max.:78 mm; Fatigue load limit Pu:150 kN; Basic dynamic load rating C:380 kN; r1,2 min.:2 mm; D1:73 mm; B:16 mm;
NN3932 NTN Tapered Roller BearingN:20 mm; P0°:150 kN; A3:50 mm; B:65 mm; H:111 mm; H1:60 mm; da:35 mm; P120°:95 kN; P150°:85 kN; L:205 mm; P90°:150 kN; J:170 mm; Grub screws:3 x M 6; Tightening torque for attachment bolts:80 N·m; Fatigue load limit Pu:9.3 kN; Basic static load rating C0:85 kN; Tightening torque for grub screws:8 N·m; N4 max.:6 mm; N1:15 mm; Limiting speed:2050 r/min;
NN4952 NTN Tapered Roller BearingLabyrinth ring (dc shaft position):LOR 63; Stabilizing ring:SR-17-14; R1:53.975 mm; da:85 mm; PG:1/8 NPT; ba:35.719 mm; RG:3/8 NPT; L:330.2 mm; Housing:SAFS 217; A2:127 mm; dc:80.963 mm; Initial grease fill:218.29 g; Cap bolt:2 x 5/8-11 UNC; H1:95.25 mm; H2:38.1 mm; PosiTrac Plus contact element (dc shaft position):B10724-64; P150°:26.7 kN; Mass pillow block:23.6 kg; P120°:28.9 kN; Da:150 mm;
NN393 NTN Tapered Roller BearingT:55.5 mm; J:111 mm; RG:1/4-28 UNF; J7:35.5 mm; N4:4 mm; Recommended tightening torque for grub screw:16.5 N·m; SWN:7 mm; DN:6.5 mm; Thread grub screw G2:3/8-24 UNF; Db1:107 mm; d:44.45 mm; N:18 mm; Basic static load rating C0:23.2 kN; s1:32.6 mm; Db2:118 mm; Da:125.4 mm; Hexagonal key size for grub screw N:4.763 mm; A3:3.2 mm; Limiting speed:4000 r/min; J6:129 mm;
NNU3048Calculation factor Y1:3; Mass bearing + sleeve:23.2 kg; Fatigue load limit Pu:114 kN; B2:34 mm; Calculation factor Y0:2.8; B1:109 mm; r1,2 min.:2.1 mm; Ba min.:9 mm; Calculation factor e:0.22; db min.:189 mm; D:280 mm; Basic static load rating C0:1270 kN; Calculation factor Y2:4.6; da max.:199 mm; d1:160 mm; B:74 mm; Basic dynamic load rating C:884 kN; d2 ≈:199 mm; ra max.:2 mm; K:7.5 mm;
NNU3164 NTN Tapered Roller BearingCalculation factor Y0:1.8; Mass bearing:250 kg; d:320 mm; Calculation factor Y2:2.9; Fatigue load limit Pu:475 kN; Limiting speed:1400 r/min; r1,2 min.:5 mm; d2 ≈:382 mm; K:12 mm; Da max.:560 mm; b:22.3 mm; Basic static load rating C0:6700 kN; Reference speed:700 r/min; B:208 mm; D:580 mm; D1 ≈:493 mm; da min.:340 mm; Basic dynamic load rating C:4607 kN; Calculation factor e:0.35; Calculation factor Y1:1.9;
NNU3856 NTN Tapered Roller BearingNumber of balls z:8; Static axial stiffness, preload class B:16 N/µm; Mass bearing:0.011 kg; d1:12.1 mm; Calculation factor f:1.02; Basic static load rating C0:0.8 kN; Calculation factor f2A:1; Basic dynamic load rating C:2.34 kN; d2:11.5 mm; D:22 mm; Preload class B GB:35 N; ra max.:0.3 mm; Calculation factor f2B:1.03; a:5.6 mm; da min.:10 mm; B:7 mm; r3,4 min.:0.15 mm; Preload class C GC:75 N;
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;

 

 

No.BrandUEwbLNKC
NN4920KNTN - 88.5 mm - 6 mm - - - -
NN4936KNTN - - - - 304.8 mm - - -
NNU4948KNTN - - - - - - - -
NNU3072NTN - - - - - - - -
NN3020KNTN - - - - - - - -
NNU4856KNTN - - - - - - - -
NNU4948NTN - - - - - - - -
NNU3134NTN - - - - 139.7 mm - - -
NN3926KNTN - - - 22.3 mm - - 12 mm450 mm
NNU4926KNTN - - - - - 24 mm - -
NNU4976KNTN - - - - - - - 104.775 mm
4R4413NTN - mm - 12 mm - - - -
NN38/530NTN - - - - - - - -
NN4956NTN - - 50 mm - - - - -
NN3134NTN - - - - - - - -
4R4806NTN - - - - - 11 mm - -
NNU4952KNTN - - - - - - - -
NNU4992NTN - - - 10.5 mm - - - -
NN3956NTN - - - - - - - -
NNU38/5NTN - - - - - - - -
NNU49/75NTN - - - - - - - -
NN3030KNTN - - - 5.2 mm - - 4 mm -
NNU3038NTN - - - - - - - -
NN3032NTN - - - - 539.75 mm - - -
NN3024KNTN - - - - - - - -
NN4930KNTN - - - 4.6 mm - - - 25 mm
NNU39/8NTN - - - - 355.6 mm - - -
NNU306NTN - - - - - - - -
NN4926KNTN - - - - - - - -
4R3432NTN - - - - - - - -

 

NNU4856K NTN Cylindrical Roller Bearing Video

 

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