NA4872 Large Needle Roller Bearing with Inner Ring 360mm×440mm×80mm GCr15 Steel Heavy Duty
Price:
Competitive Low Price
MOQ:
1pcs
Delivery Time:
1-2Days After Deposit
Brand:
ZH
Product Description
NA4872 Large Needle Roller Bearing with Inner Ring
Precision-engineered large needle roller bearing with inner ring, dimensions 360mm × 440mm × 80mm. Designed for heavy-duty industrial applications requiring high radial load capacity and reliable performance.
Product Specifications
Dimensions: 360mm × 440mm × 80mm
Bore Size Range: 10mm-30mm & custom diameters available
Material: GCr15 bearing steel
Key Features
• Separable single row design for easy installation
• High radial load capacity with moderate axial load capability
• Needle roller elements with corrective slope ends to eliminate contact stress
• Custom manufacturing available according to customer drawings and samples
Technical Specifications
| Bearing Designation | Original Code | Mass Approx (g) | Boundary Dimensions (mm) | Basic Load Rating | Limiting Speed (Oil) |
|---|---|---|---|---|---|
| NK 42/20 | - | 83 | 42×52×20 | 23900 | 10000 |
| NK 42/30 | - | 125 | 42×52×30 | 27000 | 10000 |
| RNA4907 | 4624907 | 99.3 | 42×55×20 | 19800 | 8710 |
| RNA 6907 | 6634907 | 160 | 42×55×36 | 26000 | 8710 |
| NK 43/20 | - | 84 | 43×53×20 | 25700 | 10000 |
| NK 43/30 | - | 126 | 43×53×30 | 39000 | 10000 |
| NK 45/20 | 644808 | 81.5 | 45×55×20 | 19800 | 7650 |
| NK 45/30 | - | 75.3 | 45×55×30 | 20500 | 7650 |
| NKS 45 | - | 80 | 45×60×22 | 21600 | 7650 |
| RNA 4908 | 4644908 | 132 | 48×62×22 | 31036 | 8120 |
| RNA 6908 | 6634908 | 238 | 48×62×40 | 64000 | 8120 |
| NK 50/25 | - | 167 | 50×62×25 | 28000 | 8140 |
| NK 50/35 | - | 236 | 50×62×35 | 32000 | 8140 |
| NKS50 | - | 328 | 50×65×22 | 40000 | 8140 |
| RNA 4909 | 4624909 | 163 | 52×68×22 | 37000 | 7625 |
| RNA 6909 | 6634909 | 308 | 52×68×40 | 61500 | 7625 |
| NK 55/25 | - | 167 | 55×68×25 | 30600 | 7625 |
| NK 55/35 | - | 210 | 55×68×35 | 36000 | 7625 |
| NKS 55 | - | 225 | 55×72×22 | 45000 | 7500 |
| RNA 4910 | 4644910 | 161 | 58×72×22 | 41000 | 7500 |
| RNA 6910 | 6634910 | 296 | 58×72×40 | 68000 | 7500 |
| NK 60/25 | - | 154 | 60×72×25 | 39000 | 7000 |
| NK 60/35 | - | 195 | 60×72×35 | 38000 | 7000 |
| NKS 60 | - | 210 | 60×80×28 | 45000 | 7000 |
| RNA 4911 | 4644911 | 241 | 63×80×25 | 50600 | 6340 |
| RNA 6911 | 6634911 | 430 | 63×80×45 | 82560 | 6340 |
| NK 65/25 | - | 195 | 65×78×25 | 49000 | 6200 |
| NK 65/35 | - | 210 | 65×78×35 | 59000 | 6010 |
| NKS 65 | - | 298 | 65×85×28 | 68000 | 6200 |
| RNA 4912 | 4644912 | 257 | 68×85×25 | 52800 | 6100 |
| RNA 6912 | 6634912 | 436 | 68×85×45 | 88500 | 6100 |
| NK 70/25 | - | 320 | 70×85×25 | 62000 | 6000 |
| NK 70/35 | - | 398 | 70×85×35 | 65000 | 6000 |
| NKS 70 | - | 421 | 70×90×28 | 85000 | 6000 |
| RNA 4913 | 4644913 | 300 | 72×90×25 | 57500 | 6100 |
| RNA 6913 | 6634913 | 571 | 72×90×45 | 87600 | 6100 |
Product Images
Quality Assurance
• All products undergo comprehensive quality inspection before market release
• Custom packaging and MOQ options available to meet specific requirements
• Global shipping options including sea freight, FedEx, DHL, TNT, EMS and others
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Get in Touch
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Company
ZhongHong bearing Co., LTD.
Location
East of Liguanzhai Village, Tangyuan Town, Linqing City, Liaocheng City, Shandong Province
Contact Person
Xiao