Product Details

NN4968 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NN4968
Min.Order Quantity 1 pcs
Price Negotiable

Product Features


NN4924K NTN Cylindrical Roller BearingMax. speed for Taconite seal:520 r/min; h:54.769 mm; Pa:43.6 kN; Appropriate attachment bolt size G:1 in; R1:115.888 mm; H2:69.85 mm; Mass pillow block:165 kg; End plug (suffix Y):EPR 18; Taconite seal:TER 138; Initial grease fill:878.85 g; P180°:133 kN; Cap bolt, SAE grade:8; R2:37.306 mm; H1:179.4 mm; Ca:95.809 mm; da:147.637 mm; Stabilizing ring:SR-34-0; S:4.763 mm; P120°:127 kN; L:628.65 mm;
4R2832 NTN Cylindrical Roller BearingBasic static load rating C0:25500 kN; Mass bearing:1429 kg; Reference speed:340 r/min; s1 max.:47.8 mm; Da max.:1110 mm; Fatigue load limit Pu:1530 kN; d:710 mm; Operating clearance factor k2:0.111; Ca min.:11.1 mm; Da min.:973 mm; B:345 mm; r1,2 min.:9.5 mm; d2 ≈:842 mm; D:1150 mm; ra max.:8 mm; D1 ≈:1013 mm; Limiting speed:480 r/min; Basic dynamic load rating C:13400 kN;
4R304 NTN Cylindrical Roller BearingCalculation factor kr:0.035; Fatigue load limit Pu:0.011 kN; r1,2 min.:0.2 mm; Basic dynamic load rating C:0.741 kN; d:3 mm; Da max.:11.5 mm; Basic static load rating C0:0.25 kN; D2 ≈:11.35 mm; Reference speed:110000 r/min; Calculation factor f0:6.4; Mass bearing:0.0029 kg; B:5 mm; ra max.:0.2 mm; da min.:4.6 mm; D:13 mm; d2 ≈:6 mm; Limiting speed:70000 r/min;
NNU4864P90°:207 kN; H2:69.85 mm; J min.:492.125 mm; J1:107.95 mm; L:628.65 mm; P180°:133 kN; Labyrinth ring:2 x LOR 141; Pa:43.6 kN; Cap bolt, SAE grade:8; PG:1/4 NPT; da:152.4 mm; RG:3/4 NPT; J max.:549.275 mm; h:54.769 mm; Cap bolt:1-8 UNC; P60°:345 kN; ba:74.612 mm; R2:37.306 mm; Initial grease fill:878.85 g; End plug (suffix Y):EPR 18;
NN3952 NTN Tapered Roller BearingLw:29.8 mm; Mass needle roller:2.25 g; r1,2 min.:0.3 mm; r2 max.:1 mm; r1 max.:0.8 mm; Dw:3.5 mm;
4R3029 NTN Cylindrical Roller BearingG:239.827 mm; B5:43.129 mm; Hydraulic nut:HMVC 48E; Sleeve:S 3048x8.15/16; Threads per inch:6; d:240 mm; Mass adapter sleeve assembly:14.5 kg; B:34.392 mm; d1:227.012 mm; B1:137.719 mm; d3 max.:290.652 mm;
NN4964 NTN Tapered Roller BearingT:33.25 mm; ra max.:2 mm; Basic dynamic load rating C:195 kN; Calculation factor e:0.43; Fatigue load limit Pu:24.5 kN; da max.:81 mm; C:27 mm; Dimension series:3EC; Da max.:116.5 mm; Limiting speed:5300 r/min; Da min.:108 mm; D:125 mm; Cb min.:6 mm; Reference speed:4300 r/min; db min.:80.5 mm; rb max.:1.5 mm; Calculation factor Y:1.4; B:31 mm; Calculation factor Y0:0.8; Basic static load rating C0:208 kN;
NN4921K NTN Cylindrical Roller BearingPa:620 kN; P55°:2400 kN; Cap bolt, size:M 24x140; Q180°:900 kN; P90°:1150 kN; s:15 mm; Oil seal:2 x TSD 3136 U; Q150°:1040 kN; P150°:760 kN; H2:75 mm; A:235 mm; A1:190 mm; Locating ring:2 x FRB 10/300; A2:235 mm; Appropriate attachment bolt, rec. tightening torque:665 N·m; P0°:1900 kN; Oil level, max.:59 mm; H:353 mm; N1:28 mm; Appropriate attachment bolt, size G:24 mm;
NNU306 NTN Tapered Roller BearingD:1250 mm; Dynamic (Cr):6400 kN; Weight:987  ; Pu:1187.950 kg; d:950 mm; Bearing designation:PLC 512-28  ; Static (Cor):20000  ; B1:220 mm; B:300 mm;
NN3026 NTN Tapered Roller Bearingdk:66 mm; l7 min.:58 mm; Specific dynamic load factor K:100 N/mm²; r1 min.:0.6 mm; B:35 mm; Mass rod end:3.3 kg; Material constant KM:330; Basic static load rating C0:245 kN; Basic dynamic load rating C:156 kN; d2 max.:114 mm; l1 min.:104 mm; h:185 mm; G:M 45x3; C1 max.:31 mm; l2 max.:244 mm; d:50 mm; α:6 °;
NN3020K NTN Cylindrical Roller BearingSpecific static load factor K0:20 N/mm²; Specific dynamic load factor K:10 N/mm²; Coefficient of friction µ max.:0.1; Mass bushing:0.022 kg; Permissible sliding velocity v min.:0.25 m/s; d:15 mm; Tolerance housing:H7; B:16 mm; Permissible sliding velocity v max.:5 m/s; Coefficient of friction µ min.:0.05; D:22 mm; Tolerance shaft:h8;
NN3028KDa max.:788 mm; d2 ≈:534 mm; Mass bearing + sleeve:675 kg; Basic dynamic load rating C:7832 kN; Calculation factor e:0.3; B:243 mm; da min.:420 mm; D1 ≈:697 mm; Basic static load rating C0:10400 kN; r1,2 min.:7.5 mm; B2 ≈:312 mm; D:820 mm; Limiting speed:750 r/min; B1:302 mm; d1:380 mm; b:22.3 mm; Reference speed:430 r/min; Calculation factor Y1:2.3; Calculation factor Y0:2.2; K:12 mm;
4R3431 NTN Cylindrical Roller Bearingdb min.:338 mm; d1:300 mm; d3:400 mm; r1,2 min.:5 mm; Fatigue load limit Pu:440 kN; Mass bearing + sleeve:192 kg; Limiting speed:260 r/min; D:540 mm; Basic static load rating C0:6100 kN; Calculation factor Y0:2.2; B5:56 mm; Basic dynamic load rating C:3929 kN; D1 ≈:483 mm; d2 ≈:361 mm; B1:226 mm; B2:42 mm; Da max.:520 mm; Calculation factor e:0.3; b:22.3 mm; da max.:361 mm;
NNU4944K NTN Cylindrical Roller BearingC1 max.:48 mm; Mass rod end:15 kg; G:M 64x4; l4 max.:324 mm; l3 min.:85 mm; w:90 mm; B:55 mm; Basic static load rating C0:655 kN; r1 min.:1 mm; d2 max.:182 mm; l5 ≈:45 mm; α:5 °; d4 ≈:105 mm; dk:105 mm; l7 min.:90 mm; Material constant KM:330; h1:230 mm; Basic dynamic load rating C:400 kN; Specific dynamic load factor K:100 N/mm²; d:80 mm;
4R3817 NTN Cylindrical Roller BearingCalculation factor Y2:2.3; 2B:92 mm; Basic static load rating C0:750 kN; da max.:90 mm; Limiting speed:4500 r/min; r5 min.:0.6 mm; T:92 mm; Fatigue load limit Pu:83 kN; Reference speed:3000 r/min; r3,4 min.:2 mm; b:13 mm; Ca min.:7 mm; D:140 mm; K:7.5 mm; rc max.:0.6 mm; Calculation factor Y0:1.6; Calculation factor Y1:1.6; Calculation factor e:0.43; Basic dynamic load rating C:527 kN; d:80 mm;
NN4948 NTN Tapered Roller BearingFatigue load limit Pu:38 kN; Limiting speed:1700 r/min; B:82 mm; Basic dynamic load rating C:852 kN; d1 ≈:423 mm; da min.:382 mm; r1,2 min.:5 mm; h:12.5 mm; D:540 mm; d:360 mm; Calculation factor A:10.4; Calculation factor Y0:0.58; Calculation factor Y2:1.07; Da max.:518 mm; r0:2.5 mm; Basic static load rating C0:1930 kN; Calculation factor e:0.95; D1 ≈:477 mm; Calculation factor X:0.6;



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NN4968 NTN Tapered Roller Bearing Video


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