Product Details

NNU3144 NTN Tapered Roller Bearing

Brand Name NTN
Model Number NNU3144
Min.Order Quantity 1 pcs
Price Negotiable

Product Features

No.BrandhKBGbaCf
4R3225NTN - - 7 mm - - - - -
NN3048KNTN - - - - - - - -
NNU4940KNTN49.212 mm - - - - - - -
NN3026NTN - - 17.5 mm - - - - -
NN4938NTN - - 205 mm - - - - -
NNU494NTN - - - - - - - -
NN4052NTN - 9 mm93 mm - 16.7 mm - - -
4R3232NTN - - - - - - - -
4R3428NTN - - 32.004 mm219.151 mm - - - -
NN3076KNTN - - - - - - - -
NNU4976KNTN - - 49 mmM 72x4 - - - -
NN3964KNTN - - - - - - - -
NN3056NTN - - 82.931 mm - 10.5 mm - - -
NN4956NTN - - 11.5 mmM 35x1.5 - - - -
NN3960KNTN - - 23.8 mm - - - - -
NN3148NTN - - 36 mm - - - - -
NN4922NTN - - 13 mm - - - - -
4R3432NTN - 3 mm - - - 82 mm - -
NN3034KNTN - - 20.6 mm - - - - -
4R3033KNTN - - - - - - - -
4R3639NTN28.575 mm - - - - - - -
NN4938KNTN - - - - - - - -
NN3076NTN - - - - - - - -
4R4425NTN - - 33.3 mm - - - - -
NN3144NTN - - - - - 14.797 mm - -
NNU4980KNTN - - 26 mm - - - - -
NN4932NTN - - 25.5 mm - - - - -

 

NNU4856 NTN Tapered Roller BearingD1:68 mm; Mass housing washer:1.4 kg; B:15 mm; D:140 mm; r1,2 min.:2 mm;
NNU3022K NTN Cylindrical Roller BearingRG:3/8 NPT; Ca:62.89 mm; L:419.1 mm; ba:50.006 mm; Cap bolt recommended tightening torque:298.3 N·m; h:45.244 mm; PG:1/4 NPT; S:4.763 mm; P60°:178 kN; H2:52.388 mm; Eye bolt:2 x 3/8-16 UNC; da:93.662 mm; R1:67.866 mm; H1:125.425 mm; Housing:SSAFS 522; Pa:17.3 kN; PosiTrac Plus contact element:2 x B10724-109; R2:31.75 mm; A1:120.65 mm; Da:200 mm;
NN3020K NTN Cylindrical Roller BearingCalculation factor e:0.25; Limiting speed:500 r/min; d2 ≈:198 mm; ra max.:3 mm; D:310 mm; db min.:180 mm; d1:150 mm; Da max.:293 mm; b:16.7 mm; Calculation factor Y2:4; Calculation factor Y1:2.7; Basic dynamic load rating C:1185 kN; da max.:198 mm; K:9 mm; r1,2 min.:4 mm; B:86 mm; d3:220 mm; Basic static load rating C0:1460 kN; B1:122 mm; B4:29 mm;
4R4039 NTN Cylindrical Roller BearingAssociated spanner:TMFN 64-80; G:Tr 420x5; d1:462 mm; B:52 mm; Mass lock nut:17 kg; d2:439 mm; B5:66 mm; B3:10 mm; h:14 mm; d3:490 mm; b:32 mm;
NN4932 NTN Tapered Roller BearingB:25.5 mm; Mass inner ring:0.075 kg; d:45 mm; r, r1,2 min.:0.3 mm; F:50 mm;
NN314 NTN Tapered Roller BearingCy (max):2.9 mm; da (min):110 mm; b (min):1.3 mm; Weight:0.335 kg; Configuration:Single Row; D:130 mm; Factor fo:15.9; a (max):2.1 mm; Da (max):125 mm; Limiting Speed - Grease:4,800 rpm; Fillet Radius/Chamfer:1 mm; Dynamic Load Rating:19,900 N; B:13 mm; d:105 mm; D1 (max):127.6 mm; Limiting Speed - Oil:5,600 rpm; r1:0.5 mm; Snap Ring Outside Diameter:135.7 mm; Dx (min):137 mm; Snap Ring Width:1.1 mm;
NN4948K NTN Cylindrical Roller BearingWeight:0.384 kg; Configuration:Single Row; Radial Clearance:0.023 to 0.043 mm; ra (max):1 mm; Limiting Speed - Oil:9,000 rpm; d:55 mm; D:90 mm; Fillet Radius/Chamfer:1.1 mm; da (min):61 mm; Enclosure:Open; B:18 mm; Dynamic Load Rating:28,300 N; Factor fo:15.4; Static Load Rating:21,300 N; Bore Type:Cylindrical Bore; Da (max):84 mm; Limiting Speed - Grease:7,700 rpm;
NNU4996 NTN Tapered Roller BearingCap bolt:2 x 5/8-11 UNC; R1:60.325 mm; Labyrinth ring:2 x LOR 38; Stabilizing ring:2 x SR-1615; Initial grease fill:286.33 g; h:42.862 mm; A2:149.225 mm; H2:41.275 mm; R2:27.94 mm; Appropriate attachment bolt size G:0.75 in; PG:1/8 NPT; J max.:295.275 mm; P150°:40.5 kN; H:192.088 mm; Da:160 mm; Cap bolt recommended tightening torque:298.3 N·m; Cap bolt, SAE grade:8; L:349.25 mm; J min.:263.525 mm;
NN3922 NTN Tapered Roller BearingB4:4.75 mm; H:124 mm; s1:23.5 mm; Recommended tightening torque for grub screw:4 N·m; Basic static load rating C0:7.8 kN; N:11.5 mm; Mass bearing unit:0.58 kg; A1:12 mm; Limiting speed:7000 r/min; Housing material:Cast iron; T:42.5 mm; GN:1/4-28 SAE-LT; R1:20.5 mm; Da:63.5 mm; J:99 mm; d:25.4 mm; N4:2 mm; Rα:45 °; A5:20.5 mm; Db1:65 mm;
4R2035 NTN Cylindrical Roller BearingFatigue load limit Pu:50 kN; ra max.:5 mm; B:112 mm; da min.:1273 mm; Calculation factor Y2:0.76; Basic dynamic load rating C:1140 kN; r3,4 min.:3 mm; Calculation factor e:0.8; Da max.:1477 mm; Calculation factor A:113; Reference speed:280 r/min; d:1250 mm; Calculation factor kr:0.08; Db max.:1487 mm; D1 ≈:1421 mm; Calculation factor X:0.39; rb max.:2.5 mm; Limiting speed:300 r/min; Mass bearing:390 kg;
NN3048 NTN Tapered Roller Bearingra1 (max):3 mm; D:340 mm; Radial Clearance:0.140 to 0.195 mm; dc (min):234 mm; Limiting Speed - Oil:2,200 rpm; Configuration:Single Row; Da (max):322 mm; Bore Type:Cylindrical Bore; d:190 mm; Db (max):311 mm; B:55 mm; Dynamic Load Rating:555,000 N; db (min):208 mm; Outside Ring Inside Diameter:299 mm; r1:4 mm; dd (min):247 mm; da (min):208 mm; Fillet Radius/Chamfer:4 mm; Limiting Speed - Grease:1,800 rpm;
4R3429 NTN Cylindrical Roller Bearingdc (min):122 mm; db (min):112 mm; Bore Type:Cylindrical Bore; D:180 mm; Weight:5.130 kg; Fillet Radius/Chamfer:2.1 mm; Limiting Speed - Oil:3,800 rpm; Enclosure:Open; Da (max):168 mm; Dynamic Load Rating:335,000 N; ra1 (max):2 mm; Radial Clearance:0.050 to 0.085 mm; dd (min):130 mm; Limiting Speed - Grease:3,200 rpm; ra (max):2 mm; db (max):117 mm; Configuration:Single Row; B:46 mm; Static Load Rating:445,000 N;
4R4428 NTN Cylindrical Roller BearingD:250 mm; D1 ≈:223.5 mm; Calculation factor kr:0.25; da min.:190 mm; d1 ≈:206 mm; b1:7 mm; ra max.:2 mm; d:180 mm; Reference speed:1100 r/min; Basic static load rating C0:1220 kN; Da max.:240 mm; das:198 mm; Basic dynamic load rating C:594 kN; Fatigue load limit Pu:127 kN; Limiting speed:1400 r/min; r1,2 min.:2 mm; Mass bearing:10.8 kg; K:4 mm; B:69 mm;
NN4940K NTN Cylindrical Roller BearingP60°:175 kN; J1:60.325 mm; ba:44.45 mm; P120°:64.9 kN; A1:111.125 mm; R2:30.163 mm; L:387.35 mm; da:84.138 mm; Cap bolt:5/8-11 UNC; Labyrinth ring:2 x LOR 100; Pa:13.8 kN; Housing:FSAFS 520; Initial grease fill:181.44 g; H:222.25 mm; Cap bolt, SAE grade:8; J max.:333.375 mm; h:42.069 mm; Stabilizing ring:SR-20-17; Ca:55.804 mm; P90°:105 kN;

 

 

NNU3144 NTN Tapered Roller Bearing Video

 

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