Product Details

NNU4976K NTN Cylindrical Roller Bearing

Brand Name NTN
Model Number NNU4976K
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
NNU3034NTN - - 20 mm - - - - -
4R382NTN - - - - - - - -
NNU303NTN - - 51 mm - - 64.953 mm35 mm -
NNU306NTN - - 41 mm - - 35.1 mm - -
4R4041NTN - - - - - - 222.25 mm -
NN4928KNTN - - 70 mm - - - - -
NN38/530NTN - - 5 mm - - - - -
NNU4956KNTN - - 65.484 mm - - - - -
4R3821NTN79.375 mm - - - - - - -
NN3932NTN - - - - - - - -
NN4948KNTN - - 18 mm - - - - -
4R2437NTN - - 209.55 mm - 15 mm - 104.775 mm -
NNU3036NTN - - - - - - - -
4R4037NTN - - 9 mm - - 11.2 mm - -
NN3144NTN - - - - - 14.797 mm - -
NNU4996KNTN - - 218 mm - 27 mm - 185 mm -
NN3064KNTN - - - - - - - -
NNU4088NTN - - - - - - - -
4R3628NTN34.925 mm - - - - - - -
4R3432NTN - 3 mm - - - 82 mm - -
NN306NTN - - 40 mm - - - - -

 

NN3964 NTN Tapered Roller BearingDa (max):226 mm; d:110 mm; Static Load Rating:525,000 N; Radial Clearance:0.085 to 0.125 mm; r1:3 mm; Limiting Speed - Grease:2,200 rpm; db (max):140 mm; ra1 (max):2.5 mm; Enclosure:Open; Dynamic Load Rating:450,000 N; Inside Ring Outside Diameter:143 mm; db (min):124 mm; dd (min):158 mm; Limiting Speed - Oil:2,800 rpm; Configuration:Single Row; Fillet Radius/Chamfer:3 mm; dc (min):145 mm; Bore Type:Cylindrical Bore;
NN3896 NTN Tapered Roller Bearingw:30 mm; l5 ≈:18 mm; d2 max.:65 mm; Basic static load rating C0:90 kN; d:25 mm; h1:94 mm; dk:35.5 mm; G:M 24x2; B:20 mm; Specific dynamic load factor K:100 N/mm²; l4 max.:128 mm; l3 min.:36 mm; r1 min.:0.6 mm; Basic dynamic load rating C:48 kN; Material constant KM:330; α:7 °; l7 min.:30 mm; Mass rod end:0.65 kg; d4 ≈:35 mm; C1 max.:18 mm;
4R3625 NTN Cylindrical Roller BearingD:250 mm; Fillet Radius/Chamfer:3 mm; Configuration:Single Row; Dynamic Load Rating:465,000 N; Da (max):236 mm; Static Load Rating:670,000 N; db (max):166 mm; Radial Clearance:0.100 to 0.145 mm; Enclosure:Open; B:68 mm; d:140 mm; ra1 (max):2.5 mm; dd (min):182 mm; Bore Type:Cylindrical Bore; dc (min):171 mm; r1:3 mm; db (min):154 mm; Limiting Speed - Grease:2,200 rpm; Weight:14.300 kg; Limiting Speed - Oil:2,800 rpm;
NNU4934K NTN Cylindrical Roller BearingRadial Clearance:0.035 to 0.060 mm; Limiting Speed - Grease:9,000 rpm; dd (min):40 mm; Da (max):55 mm; d:25 mm; Dynamic Load Rating:57,000 N; db (min):32 mm; ra (max):1 mm; Static Load Rating:56,000 N; Fillet Radius/Chamfer:1.1 mm; r1:1.1 mm; D:62 mm; db (max):33 mm; B:24 mm; Limiting Speed - Oil:11,000 rpm; Enclosure:Open; Configuration:Single Row; Inside Ring Outside Diameter:34 mm; Bore Type:Cylindrical Bore;
4R3229 NTN Cylindrical Roller Bearingra (max):4 mm; Fillet Radius/Chamfer:5 mm; dd (min):268 mm; Limiting Speed - Oil:1,700 rpm; D:400 mm; Bore Type:Cylindrical Bore; Da (max):378 mm; B:78 mm; r1:5 mm; ra1 (max):4 mm; da (min):212 mm; Dynamic Load Rating:975,000 N; Static Load Rating:1,260,000 N; dc (min):248 mm; Enclosure:Open; Limiting Speed - Grease:1,400 rpm; d:190 mm; Db (max):349 mm; db (max):240 mm; Db (min):378 mm;
NN3068 NTN Tapered Roller Bearingda:77.787 mm; End plug (suffix Y):EPR 11; R1:60.325 mm; Pa:10.9 kN; P90°:94.3 kN; P180°:64.9 kN; h:38.1 mm; A1:98.425 mm; J1:53.975 mm; S:4.763 mm; H:196.85 mm; PG:1/8 NPT; A2:149.225 mm; Housing:FSAFS 518; Stabilizing ring:SR-18-15; N1:19.05 mm; Ca:49.809 mm; Da:160 mm; Appropriate attachment bolt size G:0.625 in; P60°:157 kN;
NN3072r1 max.:0.8 mm; Mass needle roller:1.16 g; Dw:4 mm; Lw:11.8 mm; r2 max.:1 mm; r1,2 min.:0.3 mm;
NN3032K NTN Cylindrical Roller BearingHousing:SAF 226; N1:25.4 mm; h:59.531 mm; P60°:189 kN; Ca:73.787 mm; S:4.763 mm; Eye bolt:3/8-16 UNC; RG:1/2 NPT; ba:57.944 mm; Mass pillow block:60.8 kg; End plug (suffix Y):EPR 27; Cap bolt, SAE grade:5; R1:79.375 mm; L:466.725 mm; A1:133.35 mm; Labyrinth ring (db shaft position):LOR 136; PosiTrac Plus contact element (db shaft position):B10724-134; J1:82.55 mm; P150°:68.1 kN; Stabilizing ring:SR-26-0;
4R4026 NTN Cylindrical Roller BearingMisalignment factor k1:0.097; Basic dynamic load rating C:98 kN; s1 max.:7.1 mm; Limiting speed:9500 r/min; D1 ≈:79.4 mm; d2 ≈:61.9 mm; Da min.:76.7 mm; Ba min.:9 mm; Operating clearance factor k2:0.128; d1:45 mm; Mass bearing + sleeve:0.85 kg; Fatigue load limit Pu:11.8 kN; ra max.:1 mm; r1,2 min.:1.1 mm; Reference speed:7000 r/min; da max.:61.9 mm; B1:42 mm; db min.:55 mm; D:90 mm; Ca min.:-0.8 mm;
4R3821 NTN Cylindrical Roller BearingCap bolt recommended tightening torque:4284.4 N·m; Cap bolt, SAE grade:8; L:831.85 mm; RG:1 NPT; P150°:236 kN; Stabilizing ring:SR-44-38; H1:241.3 mm; H2:95.25 mm; R1:130.175 mm; Max. speed for PosiTrac Plus seal:725 r/min; ba:90.487 mm; P120°:260 kN; PG:1/4 NPT; Cap bolt:1 1/2-6 UNC; Housing:SSAFS 544; h:79.375 mm; Labyrinth ring:2 x LOR 584; Eye bolt:2 x 1/2-13 UNC; A1:222.25 mm; P180°:285 kN;
NN308 NTN Tapered Roller BearingH1:114.3 mm; Taconite seal (db shaft position):TER 118; End plug (suffix Y):EPR 15; Taconite seal (dc shaft position):TER 106; H2:44.45 mm; Ca:55.804 mm; L:387.35 mm; h:42.069 mm; J1:60.325 mm; db:114.3 mm; PG:1/4 NPT; Mass pillow block:26.8 kg; P120°:44.5 kN; Cap bolt recommended tightening torque:203.4 N·m; J min.:295.275 mm; A2:219.075 mm; H:217.488 mm; Pa:31.6 kN; Initial grease fill:365.71 g;
NNU4856K NTN Cylindrical Roller Bearingra max.:3 mm; B:76.5 mm; db min.:78 mm; r3,4 min.:3 mm; Da max.:118.5 mm; Da min.:98 mm; T:80 mm; Calculation factor e:0.88; Calculation factor Y0:0.4; Ca min.:4 mm; r1,2 min.:3 mm; Limiting speed:5000 r/min; da max.:77 mm; Calculation factor Y:0.68; a:43 mm; D:130 mm; Reference speed:3000 r/min; C:69 mm; Cb min.:11 mm; Db min.:124 mm;
NNU39/8 NTN Tapered Roller BearingFatigue load limit Pu:3.25 kN; Fw:26 mm; Basic dynamic load rating C:14.7 kN; Ew:30 mm; Limiting speed:18000 r/min; U:17 mm; Basic static load rating C0:27.5 kN; Mass needle roller and cage assembly:0.015 kg; Reference speed:16000 r/min;
NN4938 NTN Tapered Roller Bearingda max.:438 mm; da min.:420 mm; B:205 mm; Mass bearing:160 kg; Basic dynamic load rating C:3140 kN; rb max.:2 mm; Basic static load rating C0:7800 kN; r1,2 min.:2 mm; Reference speed:800 r/min; D:560 mm; Calculation factor kr:0.33; r3,4 min.:13.5 mm; db min.:450 mm; F:445 mm; Fatigue load limit Pu:655 kN; α:20 °; Design variant/feature:NNU.4/C4W33WI; D1 ≈:509 mm; s max.:2.7 mm; Da max.:550 mm;

 

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