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Technical Parameters:
Product Designations:
38885/38820
Structure:
tapered roller bearing
Inside Diameter:
266.7 mm
Outside Diameter:
325.438 mm
Thickness:
28.575 mm
Precision Rating:
ABEC-5
Bearing Material:
Chrome Steel
Seals Type:
Open
Item: Tapered Roller Bearing
1)ISO 9001:2008 approved
2)long life and low noise
3)OEM service
4)stocks
Specifications
Material :GCr15/GCr15SiMn / G20Gr2Ni4A
Hardness :HRC60-HRC64
Closures :Unsealed/Sealed Grade : P5
Clearance :C0, C3, C4
Lubrication :Oil or grease
Features: These bearings are featured by the extremely big axial load carrying capacity and meanwhile they can also carry certain radial load
Packing :
1. For small ones: Anti-rust oil+ plastic bag+ paper box+ wooden box
2. For big ones: Anti-rust oil+ waterproof belt+ professional belt +wooden box
Application :Steel industry, oil industry, cement industry, mining & construction, papermaking machinery, rolling mill, sugar mill, vibrating screens, conveyors, air blower, transmissions, and other heavy machinery
| C1 | 217000 |
|---|---|
| e | 0.37 |
| Y | 1.64 |
| C90 | 56300 |
| Ca90 | 35200 |
| K | 1.6 |
| C0 | 554000 |
| B | 28.575 |
| C | 25.4 |
| a(3) | 20.3 |
| Shaft max shaft fillet radius R(4) | 1.5 |
| Shaft backing shoulder dia.da | 277 |
| Shaft backing shoulder dia.db | 277 |
| Housing backing shoulder dia. r(4) | 1.5 |
| Housing backing shoulder dia.Da | 315 |
| Housing backing shoulder dia.Da | 312 |
| Cage Aa | 1.3 |
| Cage Ab | 1.3 |
| G1 | 1030 |
| G2 | 496 |
| Cg | 0.1676 |
| (kg) | 4.85 |
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