Inch Four Row Series
Material: Chrome Steel (Gcr15) / Case-Hardened Steel
Structure: Four Row / Inch / TQO Configuration
Precision: ABEC-1, ABEC-3, ABEC-5
Cage: Machined Brass / Pin-type Steel
Clearance: C2, C0, C3 (Axial)
Bore Range: 4.000" – 20.000"
Application: North American steel mills, paper machine rolls, aluminum rolling equipment
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The Inch Four Row Series tapered roller bearings in TQO configuration deliver extreme radial load capacity in inch-standard dimensions for the heaviest industrial applications. Four integrated rows of rollers distribute enormous forces across precision raceways. Core bearing technology for North American steel mills, paper machine rolls, and aluminum rolling equipment.
Technical Specifications
| Bearing No. | Bore (d) mm | Outer Dia. (D) mm | Width (B) mm | Dyn. Load Cr (kN) | Stat. Load Cor (kN) | Ref. Speed (rpm) | Weight (kg) |
|---|---|---|---|---|---|---|---|
| 447000D-4R | 406.4 | 546.1 | 370 | 11600 | 28000 | 400 | 600 |
