Specifications for1800,000 mm x 2180,000 mm x 375,000 mm NTN 248/1800 Spherical Roller Bearings
B: |
28 mm |
r1 min.: |
0.6 mm |
d: |
40 mm |
l7 min.: |
46 mm |
Basic static load rating C0: |
140 kN |
Specific dynamic load factor K: |
100 N/mm² |
C1 max.: |
24 mm |
l2 max.: |
194 mm |
d2 max.: |
94 mm |
h: |
145 mm |
Size (mm): |
1800,000 mm x 2180,000 mm x 375,000 mm |
1800,000 mm x 2180,000 mm x 375,000 mm NTN 248/1800 Spherical Roller BearingsProduct Identifiers
Oil Speed Rating n2 | 4200 rpm |
B | 74.00 mm |
Basic Static Radial Load Rating Co | 224000 N |
d | 65.000 mm |
Grease Speed Rating n1 | 3600 rpm |
Fillet Radius rb | 1.00 mm |
D | 160.0000 mm |
Fillet Radius ra | 2.00 mm |
Basic Dynamic Radial Load Rating C | 208000 N |
NTN Spherical Roller BearingsManufacturing Service . Get Your Free,
Oil Speed Rating n2:2600 rpm; d:120.000 mm; Basic Static Radial Load Rating Co:560000 N; Fillet Radius rb:1.00 mm; D:260.0000 mm; B:110.00 mm; Fillet Radius ra:2.50 mm; Grease Speed Rating n1:2000 rpm; Basic Dynamic Radial Load Rating C:423000 N;
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Basic static load rating C0:29000 kN; Basic dynamic load rating C:11400 kN; B:558.8 mm; D1 ≈:690.7 mm; F:598 mm; Mass bearing:840 kg; Calculation factor kr:680; r1,2 min.:16 mm; D:762.03 mm; Design variant/feature:BC4.10/W33GWI;
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L:387.35 mm; H1:114.3 mm; Appropriate attachment bolt size G:0.875 in; Cap bolt recommended tightening torque:203.4 N·m; Cap bolt:2 x 3/4-10 UNC; Mass pillow block:28.6 kg; Initial grease fill:181.44 g; R1:58.737 mm; Cap bolt, SAE grade:5; End plug (suffix Y):EPR 14;
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d:57.15 mm; a:17.384 mm; Calculation factor Y0:0.9; Dimension series:385; Db min.:92 mm; Calculation factor e:0.35; Basic dynamic load rating C:99.9 kN; d1 ≈:74.2 mm; r1,2 min.:2.3 mm; Reference speed:5600 r/min;
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B:45 mm; Tolerance housing:H7 m/s; Permissible sliding velocity v max.:1 m/s; Coefficient of friction µ min.:0.08; d:120 mm; Specific static load factor K0:120 N/mm²; Permissible sliding velocity v min.:0 m/s; Tolerance shaft:f7 m/s; Mass bushing:0.38 kg; Specific dynamic load factor K:40
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Ca:45.796 mm; End plug (suffix Y):EPR 9; H:182.166 mm; S:4.763 mm; J1:53.975 mm; A2:127 mm; P150°:20.9 kN; PG:1/8 NPT; RG:3/8 NPT; h:34.925 mm;
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