280 mm x 380 mm x 75 mm NTN NN3956KC1NAP4 cylindrical roller bearingsProduct features
d | 20.000 mm |
B | 22.20 mm |
Fillet Radius ra | 1.00 mm |
Grease Speed Rating n1 | 8500 rpm |
Sealed Speed Rating n3 | 8500 rpm |
Accessories | Shield & Seal |
Basic Static Radial Load Rating Co | 14600 N |
D | 52.0000 mm |
Basic Dynamic Radial Load Rating C | 22500 N |
Oil Speed Rating n2 | 12000 rpm |
280 mm x 380 mm x 75 mm NTN NN3956KC1NAP4 cylindrical roller bearings Technical Data
J6:140 mm; d:30 mm; Basic dynamic load rating C:19.5 kN; J min.:108 mm; J:117.5 mm; s1:22.2 mm; N:23.5 mm; H1:42.9 mm; H:82 mm; A1:25 mm;
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A5:22.3 mm; H:89 mm; d:25.4 mm; Hexagonal key size for grub screw N:3.175 mm; Bearing:YAR 205-100-2RF/VE49; G:M16; Housing:TUWK 505 L; H1:76 mm; A2:24.5 mm; L:99 mm;
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Ca:89.789 mm; J min.:371.475 mm; A2:193.675 mm; Cap bolt, SAE grade:5; P60°:189 kN; P90°:113 kN; Bearing limiting speed:2600 r/min; Labyrinth ring:2 x LOR 116; A1:133.35 mm; R1:79.375 mm;
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B:49 mm; Basic dynamic load rating C:315 kN; Material constant KM:330; dk:92 mm; α:6 °; l3 min.:80 mm; l5 ≈:40 mm; r1 min.:1 mm; l4 max.:284 mm; l7 min.:80 mm;
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Cap bolt, size:M 20x100; Adapter sleeve:H 319; Ca:80 mm; A2:195 mm; H2:45 mm; End cover:ASNH 522-619 R; P180°:340 kN; Mass housing:22 kg; da:85 mm; Locating ring:2 x FRB 17,5/200;
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J max.:368.3 mm; N1:22.225 mm; Ca:67.793 mm; Bearing:22224 EK; P180°:107 kN; L:419.1 mm; Cap bolt:5/8-11 UNC; Max. speed for Taconite seal:725 r/min; P90°:149 kN; Cap bolt recommended tightening torque:298.3 N·m;
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d:190.000 mm; Grease Speed Rating n1:1400 rpm; Fillet Radius rb:1.00 mm; Basic Static Radial Load Rating Co:1000000 N; Oil Speed Rating n2:1700 rpm; Basic Dynamic Radial Load Rating C:605000 N; D:340.0000 mm; B:110.00 mm; Fillet Radius ra:3.00 mm;
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Reference speed:4000 r/min; Db min.:124 mm; r1,2 min.:3 mm; db min.:93 mm; Cb min.:6.5 mm; C:28.5 mm; rb max.:2.5 mm; Basic dynamic load rating C:216 kN; D:130 mm; r3,4 min.:2.5 mm;
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N1:25.4 mm; P180°:55.6 kN; RG:3/8 NPT; H1:114.3 mm; P60°:136 kN; L:387.35 mm; H2:44.45 mm; Initial grease fill:365.71 g; A2:152.797 mm; Da:180 mm;
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Sealed Speed Rating n3:9500 rpm; Basic Dynamic Radial Load Rating C:15900 N; Oil Speed Rating n2:16000 rpm; Fillet Radius ra:1.00 mm; Grease Speed Rating n1:13000 rpm; Basic Static Radial Load Rating Co:7800 N; Grease Speed Rating Open/Shielded n1:13000 rpm; Oil Speed Rating Open/Shielded n2:16000 r
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Fillet Radius rb:1.00 mm; Basic Dynamic Radial Load Rating C:130000 N; Fillet Radius ra:2.00 mm; Grease Speed Rating n1:3000 rpm; Oil Speed Rating n2:4000 rpm; Basic Static Radial Load Rating Co:125000 N; D:180.0000 mm; d:100.000 mm; B:34.00 mm;
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P60°:83.2 kN; Bearing:1313 EKTN9; Initial grease fill:175.77 g; Max. speed for PosiTrac Plus seal:2600 r/min; Labyrinth ring:2 x LOR 31; da:53.975 mm; J max.:279.4 mm; Stabilizing ring:2 x SR-1613; H2:31.75 mm; Cap bolt, SAE grade:8;
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Calculation factor Y0:1.8; d1:470 mm; B2:80 mm; r1,2 min.:7.5 mm; d2 ≈:633 mm; Da max.:888 mm; Mass bearing + sleeve:1100 kg; B5:100 mm; Calculation factor Y2:2.9; Reference speed:360 r/min;
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H1:95.25 mm; A2:198.438 mm; Ca:42.799 mm; R1:53.975 mm; R2:22.225 mm; Cap bolt:2 x 5/8-11 UNC; Taconite seal:TER 52; h:36.513 mm; Da:150 mm; Stabilizing ring:2 x SR-1517;
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Material constant KM:330; α:8 °; r1 min.:2 mm; Design (sliding contact surface combination):Steel/steel; Basic dynamic load rating C:630 kN; Basic static load rating C0:1270 kN; r2 min.:1 mm; Da min.:96 mm; Specific static load factor K0:300 N/mm²; Sealing solution:Triple-lip seals;
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