NBS RNA 4848 needle roller bearingsSpecifications
| Accessories | Two Shields & Snap-R |
| d | 40.000 mm |
| Sealed Speed Rating n3 | 4400 rpm |
| Oil Speed Rating Open/Shielded n2 | 8000 rpm |
| Grease Speed Rating Open/Shielded n1 | 6700 rpm |
| B | 27.00 mm |
| Basic Static Radial Load Rating Co | 36500 N |
| Basic Dynamic Radial Load Rating C | 63700 N |
| D | 110.0000 mm |
| Fillet Radius ra | 2.00 mm |
NBS RNA 4848 needle roller bearingsSize Chart - All needle roller bearingsRacing
d:40.000 mm; Grease Speed Rating Open/Shielded n1:9000 rpm; D:80.0000 mm; B:11.00 mm; Oil Speed Rating Open/Shielded n2:11000 rpm; Basic Dynamic Radial Load Rating C:18200 N; Basic Static Radial Load Rating Co:12900 N; Fillet Radius ra:1.00 mm;
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B:24.00 mm; Grease Speed Rating n1:15000 rpm; Fillet Radius ra:1.00 mm; D:37.0000 mm; Fillet Radius rb:0.60 mm; Basic Dynamic Radial Load Rating C:17200 N; d:12.000 mm; Basic Static Radial Load Rating Co:9800 N; Oil Speed Rating n2:19000 rpm;
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N1:19.05 mm; Cap bolt, SAE grade:5; H:157.559 mm; Da:130 mm; R1:46.038 mm; J max.:244.475 mm; da:63.5 mm; P150°:25.4 kN; A1:79.375 mm; Cap bolt:2 x 1/2-13 UNC;
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B:19.00 mm; Grease Speed Rating Open/Shielded n1:7800 rpm; d:30.000 mm; Basic Static Radial Load Rating Co:20800 N; Accessories:Without Accessories; Oil Speed Rating Open/Shielded n2:9500 rpm; D:72.0000 mm; Basic Dynamic Radial Load Rating C:29200 N; Fillet Radius ra:1.00 mm;
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Calculation factor Y0:0.9; C:55 mm; Calculation factor e:0.35; Da max.:187.5 mm; B:67 mm; Calculation factor Y:1.7; Ca min.:8 mm; d:95 mm; d1 ≈:141.33 mm; Limiting speed:3400 r/min;
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Fillet Radius rb:0.60 mm; Basic Dynamic Radial Load Rating C:156000 N; Oil Speed Rating n2:8800 rpm; B:48.00 mm; d:140.000 mm; Fillet Radius ra:1.50 mm; Grease Speed Rating n1:5900 rpm; Basic Static Radial Load Rating Co:220000 N; D:190.0000 mm;
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Fatigue load limit Pu:22.8 kN; Basic dynamic load rating C:66 kN; U:30 mm; Mass needle roller and cage assembly:0.17 kg; Basic static load rating C0:180 kN; Reference speed:4300 r/min; Fw:95 mm; Ew:103 mm; Limiting speed:5000 r/min;
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Q120°:900 kN; J6:486 mm; End cover:ASNH 530 R; Pa:390 kN; A1:160 mm; Oil level, min.:48 mm; J:450 mm; N4 max.:12 mm; P90°:730 kN; Oil seal:2 x TSN 530 U;
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Mass rod end:3.3 kg; Basic dynamic load rating C:236 kN; B:35 mm; d:50 mm; Basic static load rating C0:245 kN; d2 max.:114 mm; Material constant KM:330; h:185 mm; α:6 °; l2 max.:244 mm;
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Housing:SAF 034 KA; h:43.656 mm; R2:38.1 mm; L:511.175 mm; Appropriate attachment bolt size G:1 in; J min.:396.875 mm; J max.:441.325 mm; Pa:34 kN; Initial grease fill:481.95 g; Stabilizing ring:2 x SR-0-24;
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Mass lock washer:0.22 kg; B:2.5 mm; d2:245 mm; d1:222 mm; d:200 mm; f:20 mm; M:194 mm;
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d1 ≈:24 mm; Sealing solution:Triple-lip seals; Specific static load factor K0:500 N/mm²; dk:29 mm; α:6 °; da min.:23 mm; Basic dynamic load rating C:30 kN; D:35 mm; rb max.:0.3 mm; b:3.1 mm;
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Recommended diameter for attachment bolts, mm G:12 mm; Fatigue load limit Pu:0.655 kN; H1:47.6 mm; End cover:ECW 207; d:34.925 mm; Bearing:YAR 207-106-2RF/VE49; Mass bearing unit:0.72 kg; Limiting speed:3200 r/min; N:21.5 mm; A5:32.5 mm;
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Limiting speed:3800 r/min; D1 ≈:87 mm; B:30 mm; r1,2 min.:1 mm; das:79 mm; Basic dynamic load rating C:114 kN; Reference speed:3000 r/min; K:3.5 mm; Da max.:95 mm; Mass bearing:0.78 kg;
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Stabilizing ring:SR-40-34; Appropriate attachment bolt size G:1.25 in; Ca:129.794 mm; Labyrinth ring:2 x LOR 141; P180°:145 kN; Cap bolt:4 x 7/8-9 UNC; P120°:136 kN; Initial grease fill:2154.6 g; H:422.275 mm; A2:285.75 mm;
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| Cross referenceNBS RNA 4848 needle roller bearings |
| | d | D | s | B | C | F | J |
| SL02-4848 | - | 240 mm | 300 mm | - | 60 mm | 510 kN | - | 261 mm |
| SL014848 | NNC4848V / Designation to DIN 5412 | 240 mm | 300 mm | - | 60 mm | 30 mm | - | - |
| RB4848 | - | 240 mm | 300 mm | - | 60 mm | 510 kN | - | - |
| RNA 4848 | - | 265 | 300 mm | - | - | 345 kN | - | - |
| RNA 4848 | - | 265 | 300 mm | - | - | 345 kN | - | - |
| NA4848 | - | 240 mm | 300 mm | - | 60 mm | 60 mm | - | - |
| NA 4848 | - | 240 mm | 300 mm | - | - | 351 kN | - | - |
| MR14817848+MI-12814848 | - | 203,2 mm | 282,575 mm | 7 mm | 76,58 mm | 510 kN | 234,95 mm | - |
| NNC4848 V | - | 240 mm | 300 mm | - | 60 mm | 60 mm | - | - |
| RNA 4848 | - | - | 300 mm | - | - | 60 mm | - | - |
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