17 mm x 40 mm x 12 mm NTN 7203C angular contact ball bearingsCross reference
| Type | Slewing Bearing | Feature | Four Point Contact | Gear Options | Internal Gear Only |
| Seals Type | External seal | Place of Origin | Henan, China | Application | forestry machinery |
| Material | 50Mn/42CrMo | Name | bogie bearing | Warranty | One Year |
| Product Type | Precision Bearing | WEIGHT | 49.4 kg | Size | 297*510*82 |
| name 2 | center bearing | machine | forestry harvest | Keyword | forestry bogie bearing |
| Stabilizing ring | SR-30-0 |
| db | 168.275 mm |
| R2 | 39.688 mm |
| dc | 146.05 mm |
| J max. | 463.55 mm |
| Bearing limiting speed | 3000 r/min |
| Cap bolt | 7/8-9 UNC |
| Bearing | 22230 CC/W33 |
| Lock nut | AN 30 |
| R1 | 95.25 mm |
17 mm x 40 mm x 12 mm NTN 7203C angular contact ball bearings Specifications
Effective load carrying cross section A:33820 mm²; Tolerance housing:H7; Permissible sliding velocity v max.:0.5 m/s; Mass bushing:2.11 kg; Tolerance shaft:h8; d:190 mm; Permissible sliding velocity v min.:0 m/s; D:210 mm; Coefficient of friction µ min.:0.03; Specific static load factor K
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Da max.:101 mm; da max.:91 mm; B:28 mm; s2 max.:5.3 mm; ra max.:1.5 mm; Basic static load rating C0:190 kN; d3:80 mm; D:110 mm; d1:55 mm; Operating clearance factor k2:0.123;
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A5:22 mm; A1:17 mm; Thread grub screw G2:M6; Recommended tightening torque for grub screw:7.4 N·m; A3:3.2 mm; Fatigue load limit Pu:0.655 kN; Db:90 mm; Hexagonal key size for grub screw N:3 mm; s1:24.3 mm; End cover:ECY 207;
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Grease:255 kN; Static (Cor):92.2 mm; Oil:30.810 kN; B1:31 mm; d:76.2 mm; D1:88.71 mm; Weight:0 min-1; Limiting speed for lubrication with:0 min-1; Pu:196 kN; B2 B Dynamic (Cr):31.75 mm;
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Mass bearing:0.0003 kg; ra max.:0.15 mm; d1 ≈:3 mm; Limiting speed:110000 r/min; Calculation factor f0:6; D:6 mm; D1 ≈:4.8 mm; r1,2 min.:0.15 mm; Calculation factor kr:0.025; Basic static load rating C0:0.051 kN;
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Width A:49.2 mm; Dimension J:49.2 mm; Dimension H:38.1 mm; Basic Dynamic Radial Load Rating:30700 N; Dimension B:114.3 mm; Dimension N:27.0 mm; Insert Bearing IB:ZMaRC; Pin Dia A1:17.5 mm; Weight W:1.10 kg; Dimension L:139.7 mm;
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a:91.114 mm; Calculation factor Y1:1.6; r5 min.:1 mm; Calculation factor Y0:1.6; l:14 mm; T:105 mm; Reference speed:2600 r/min; Basic static load rating C0:780 kN; Fatigue load limit Pu:86.5 kN; Limiting speed:3800 r/min;
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Basic dynamic load rating C:114 kN; Mass bearing:0.81 kg; D:100 mm; Limiting value e:0.3; D1 ≈:85.7 mm; d1 ≈:70.8 mm; r3,4 min.:1.1 mm; Limiting speed:8000 r/min; Fatigue load limit Pu:15.3 kN; d:55 mm;
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G:M 75x2; b:8 mm; Axial static load carrying capacity:134 kN; d1:87.5 mm; h:3.5 mm; B:16 mm; Recommended grub screw tightening torque:8 N·m; d3:98 mm; Grub (set) screw size:M6; Associated spanner:HN 15;
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with cylindrical bore:840 min-1; rs (min):5 mm; Pu:1920 kN; B:132 mm; Grease:2710 kN; d:190 mm; D:400 mm; Oil:238.900 kN; Static (Cor):22.3 mm; Dynamic (Cr):12 mm;
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Basic static load rating C0:1900 kN; Mass bearing:23 kg; Limiting speed:1200 r/min; Basic dynamic load rating C:605 kN; s max.:2 mm; d:320 mm; Reference speed:1100 r/min; Fatigue load limit Pu:176 kN; F:350 mm; Da max.:389 mm;
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d:90.000 mm; Basic Static Radial Load Rating Co:150000 N; Basic Dynamic Radial Load Rating C:186000 N; Sealed Speed Rating n3:2100 rpm; D:225.0000 mm; Fillet Radius ra:3.00 mm; Oil Speed Rating Open/Shielded n2:3600 rpm; B:54.00 mm; Grease Speed Rating Open/Shielded n1:3000 rpm; Accessories:Two Shie
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d2 ≈:659 mm; D1 ≈:761 mm; da max.:696 mm; Misalignment factor k1:0.116; Da min.:736 mm; s1 max.:45.7 mm; d:560 mm; Mass bearing:350 kg; Reference speed:530 r/min; B:195 mm;
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d:170.000 mm; Oil Speed Rating Open/Shielded n2:3200 rpm; D:215.0000 mm; Accessories:Two Seals; Fillet Radius ra:1.00 mm; Basic Dynamic Radial Load Rating C:61800 N; Grease Speed Rating Open/Shielded n1:2600 rpm; B:22.00 mm; Basic Static Radial Load Rating Co:73500 N; Sealed Speed Rating n3:0 rpm;
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Grease Speed Rating Open/Shielded n1:7500 rpm; D:90.0000 mm; Grease Speed Rating n1:7500 rpm; Accessories:One Shield & Snap-Ri; Basic Static Radial Load Rating Co:24000 N; d:40.000 mm; Oil Speed Rating Open/Shielded n2:9000 rpm; B:23.00 mm; Oil Speed Rating n2:9000 rpm; Fillet Radius ra:1.50 mm;
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| interchange 17 mm x 40 mm x 12 mm NTN 7203C angular contact ball bearings guide |
| D | a | B | d | C | f0 | Cu | C0 |
| 7203C | 40 mm | -2.7 mm | 12 mm | 17 mm | 10,9 kN | - | - | 5,9 kN |
| 7203C | 40 mm | 9.9 mm | 12 mm | 17 mm | 12 mm | 13.4 | 0.440 | - |
| 7203C | 40 mm | 10 mm | 12 mm | 17 mm | 11,2 kN | - | - | 5,75 kN |
| 7203C | 40 mm | - | 12 mm | 17 mm | 12 mm | - | - | - |
| 7203C | 40 mm | - | 12 mm | 17 mm | 11,2 kN | - | - | 5,75 kN |
| 7203CDT | 40 mm | - | 12 mm | 17 mm | 17,8 kN | - | - | 11,8 kN |
| 7203CG/GLP4 | 40 mm | - | 12 mm | 17 mm | 12 mm | - | - | - |
| 7203CGD2/GLP4 | 40 mm | - | 12 mm | 17 mm | 12 mm | - | - | - |
| 7203CP5 | 40 mm | - | 12 mm | 17 mm | 12 mm | - | - | - |
| 7203CDB/GNP5 | 1.575 Inch | 40 Millimeter | - | 0.945 Inch | 24 Millimeter | 0.669 Inch | 17 Millimeter | - | - | - | - |
English
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