Product Details

NN3068K TIMKEN Double row cylindrical roller bearings

Brand Name TIMKEN
Model Number NN3068K
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

A199.219 mm
s31.75 mm
H247.625 mm
d2111.125 mm
J max.247.65 mm
B92.075 mm
Limiting speed2800 r/min
J min.234.95 mm
Attachment bolt diameter G19.05 mm
Basic dynamic load rating C158 kN
Mass bearing unit11.6 kg
A76.2 mm
S0.794 mm
L304.8 mm
H179.375 mm
H160.338 mm
da68.263 mm

NN3068K TIMKEN Double row cylindrical roller bearings cross reference chart

No.BranddCDBhbLW
KB3068NBS30 mm1,6 kN47 mm - - - 68 mm1,85 mm
KB3068-PPNBS30 mm1,6 kN47 mm - - - 68 mm1,85 mm
KB3068AJLoyal30 mm3,6 kN47 mm68 mm1 mm - - 1,85 mm
KB3068OPLoyal30 mm2,88 kN47 mm68 mm - - - 1,85 mm
KB3068UULoyal30 mm3,6 kN47 mm68 mm - - - 1,85 mm
TL23068CAE4NSK340 mm2280 kN520 mm133 mm - - - -
TL23068CAKE4NSK340 mm2280 kN520 mm133 mm - - - -
KBO3068NBS30 mm1,6 kN47 mm - - 12,5 mm68 mm1,85 mm
KBO3068-PPNBS30 mm1,6 kN47 mm - - 12,5 mm68 mm1,85 mm
KBS3068NBS30 mm1,6 kN47 mm - 1,85 mm - 68 mm1,85 mm
KBS3068-PPNBS30 mm1,6 kN47 mm - 1,85 mm - 68 mm1,85 mm

 

NNU4936 TIMKEN Double row cylindrical roller bearingsr3,4 min.:0.6 mm; Static moment stiffness:970 N·m/mrad; Preload:3930 N; a:137 mm; Da max.:82 mm; r1,2 min.:0.3 mm; ra max.:0.3 mm; d:50 mm; Angle between holes in outer ring (Pitch) α:30 °; D2:81.3 mm; H1:25 mm; Number of attachment bolts:11; Basic static load rating C0:146 kN; Attainable
NNU4168K3 NSK Double row cylindrical roller bearingsMass bearing unit:0.35 kg; Fatigue load limit Pu:0.335 kN; Basic static load rating C0:7.8 kN; H2:16 mm; s1:26.9 mm; A5:18 mm; J min.:100 mm; Housing material:Composite; B1:44.4 mm; Limiting speed:1500 r/min; Thread grub screw G2:M6x0.75; H1:36.5 mm; A1:22 mm; d:25 mm; Recommended diameter for attac
NNU4964K NSK Double row cylindrical roller bearingsAttachment bolt diameter G:12.7 mm; B:73.025 mm; da:42.862 mm; H2:31.75 mm; J max.:161.925 mm; S:0.794 mm; H:107.95 mm; s:25.4 mm; A1:78.581 mm; Basic dynamic load rating C:77 kN; L:200.025 mm; J min.:155.575 mm; A:60.325 mm; d2:68.659 mm; Mass bearing unit:4.22 kg; H1:53.975 mm; Limiting speed:4500
NN4968 NSK Double row cylindrical roller bearingsCalculation factor (back-to-back, face-to-face) Y2:1.41; Calculation factor fHC:1; Calculation factor f2A:1; da max.:107.6 mm; Basic static load rating C0:30 kN; db max.:104.8 mm; Calculation factor (single, tandem) Y2:0.87; Calculation factor e:0.68; a:39 mm; B:24 mm; r3,4 min.:1 mm; Static axial s
NN3934K TIMKEN Double row cylindrical roller bearingsr1s (min):4 mm; Static (Coa):962 kN; D:400 mm; E:mm; B:65 mm; Dynamic (Ca):643 kN; d2 (max):mm; d2:260 mm; Pu:82.000 kN; b1:mm; F:296 mm; b:mm; s:2 mm; rs (min):4 mm;
NN4964K TIMKEN Double row cylindrical roller bearingsdk:60 mm; d2 max.:104 mm; Basic static load rating C0:200 kN; Material constant KM:330; l7 min.:50 mm; h:163 mm; α:7 °; l1 min.:92 mm; r1 min.:0.6 mm; d:45 mm; Specific dynamic load factor K:100 N/mm²; B:32 mm; Basic dynamic load rating C:127 kN; l2 max.:217 mm; Mass rod end:2.45 kg; C1 max
NNU40/710K TIMKEN Double row cylindrical roller bearingsDa:130 mm; J max.:244.475 mm; H1:82.55 mm; P60°:54.7 kN; PG:1/8 NPT; RG:1/4 NPT; Appropriate attachment bolt size G:0.5 in; Labyrinth ring (dc shaft position):LOR 46; L:285.75 mm; P120°:20 kN; Cap bolt recommended tightening torque:81.3 N·m; da:75 mm; A2:118.666 mm; dc:71.438 mm; Ca:3
NN494 TIMKEN Double row cylindrical roller bearingsd:25.000 mm; B:63.50 mm; Lateral Eccentricity Max LE:0.003 mm; D:62.0000 mm; Basic Static Radial Load Rating Co:26500 N; Set:Quadruplex Set DFDT; Fillet Radius ra:0.80 mm; Basic Dynamic Radial Load Rating C:22500 N;
NNU40/900K TIMKEN Double row cylindrical roller bearingsBasic Dynamic Radial Load Rating C:24700 N; Basic Static Radial Load Rating Co:19000 N; Height H:171.5 mm; Dimension L:101.6 mm; Distance J:143.7 mm; Dimension A2:14.3 mm; Insert Bearing IB:Stainless Steel; Height T:53.0 mm; Dimension A1:38.9 mm; Diameter N:14.3 mm; Shaft Diameter D:40 mm;
NNU412 TIMKEN Double row cylindrical roller bearingsCalculation factor e:0.31; Comparative radial load rating CF:1530 kN; d:420 mm; r3,4 min.:6 mm; Fatigue load limit Pu:1220 kN; D1 ≈:508 mm; T:437 mm; Thrust factor K:1.88; Calculation factor Y1:2.2; B:437 mm; Calculation factor Y2:3.3; Comparative axial load rating CFa:234 kN; Basic static loa
NN4922K NSK Double row cylindrical roller bearingsBasic Radial Load Rating-Dynamic DC:1990 lbf; Total Length A:1.938 in; MRC Bearing Number (MRC) :S1938; Span B:1.547 in; Dimension C:0.9380 in; MRC Bearing Number (MRC):CONV-504-3; Variant:CONV-504-3; Basic Radial Load Rating-Static SCO:1270 lbf;
NNU4084K NSK Double row cylindrical roller bearingsr2 max.:1 mm; Mass needle roller:6.13 g; r1,2 min.:0.3 mm; Dw:5 mm; Lw:39.8 mm; r1 max.:0.8 mm;
NNU4888 NSK Double row cylindrical roller bearingsGrease Speed Rating n1:2600 rpm; Basic Dynamic Radial Load Rating C:176000 N; B:38.00 mm; d:150.000 mm; Basic Static Radial Load Rating Co:200000 N; Fillet Radius rb:1.00 mm; Fillet Radius ra:2.00 mm; D:235.0000 mm; Oil Speed Rating n2:3200 rpm;
NN49/1000K NSK Double row cylindrical roller bearingsT:82 mm; rc max.:1 mm; r5 min.:1 mm; d1 ≈:98.75 mm; a:65.464 mm; Db min.:130 mm; Calculation factor Y2:2.9; r1,2 min.:3 mm; Calculation factor e:0.35; Calculation factor Y0:1.8; d:65 mm; Cb min.:8 mm; Fatigue load limit Pu:55 kN; Basic static load rating C0:455 kN; K:2 mm; Mass bearing pair:5.
NN3048K NSK Double row cylindrical roller bearingsKeyway f:1.6 mm; Preload:50 lb; Grease Speed Rating Max. n1:5000 rpm; B:25.40 mm; d:20.640 mm; Keyway e:21.4 mm; Fillet Radius ra:1.00 mm; Oil Speed Rating Max. n2:8000 rpm; D:50.8000 mm; X-L-O Part Number:55-27; Oil Mist Speed Rating Max. n3:12000 rpm;
NNU4156 TIMKEN Double row cylindrical roller bearingsra max.:2.5 mm; Calculation factor Y1:1.5; T:102 mm; Calculation factor e:0.46; r5 min.:1 mm; Basic dynamic load rating C:1069 kN; r3,4 min.:2.5 mm; Calculation factor Y0:1.4; Mass bearing pair:22.6 kg; Fatigue load limit Pu:193 kN; b:12 mm; D:320 mm; Calculation factor Y2:2.2; K:7.5 mm; Limiting sp

 

 

NN3068K TIMKEN Double row cylindrical roller bearings Video

 

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