Part Number | BT4-0039 E8/C355 |
Type | Bearing |
System of Measurement | Metric |
Bearing Type | Roller |
Roller Bearing Type | Tapered Roller |
For Load Direction | Combined Radial and Thrust |
Construction | Four-row |
Seal Type | Open |
Bore Dia | 254 mm |
Bore Dia Tolerance | -0.035mm to 0 |
Outer Dia | 358.775 mm |
Outer Dia Tolerance | -0.04mm to 0 |
Total Bearing Width Over Inner Rings | 268.875 mm |
Total Bearing Width Over Inner Rings Tolerance | -0.2mm to 0 |
Total Bearing Width Over Outer Rings | 268.875 mm |
Total Bearing Width Over Outer Rings Tolerance | +0.4mm to -0.4mm |
Abutment Diameter Shaft | 267 mm |
Abutment Diameter Housing | 267 mm |
Chamfer Dimension Inner Ring | min.1.5 mm |
Ring Material | 52100 Chrome Steel |
Roller Material | 52100 Chrome Steel |
Cage Material | Steel |
Dynamic Radial Load | 686250 lbf |
Static Radial Load | 1282500 lbf |
Fatigue Load Limit | 114750 lbf |
Comparative Radial Load Rating | 168750 lbf |
Comparative Axial Load Rating | 27000 lbf |
Lubrication | Required |
Temperature Range | -30° to 110 °C |
ABEC Rating | ABEC-1 |
Radial Clearance | Standard (Available in C3/C4/C5) |
RoHS | Compliant |
REACH | Compliant |
Weight | 179.24 lb |
Aubearing is an ISO certified Chinese bearing manufacturer and supplier. Competitive prices, 1,200,000+ SKU inventory, including internationally renowned brands such as SKF, Timken, Schaeffler (FAG, INA), NSK, KOYO, NTN, McGill, etc. Aubearing has invested in 300+ equipment, heat treatment facilities, lathes, grinders, milling machines, bearing production lines, CMMs, metallographic testers, etc. Leading Time<7 Days, MOQ=1.
Various types of ball bearings and roller bearings, size range: 1mm-2000mm. Including thin section bearings (KAYDON equivalents and 67, 68, 69 series), ceramic bearings, stainless steel bearings, deep groove ball bearings, angular contact bearings, thrust ball bearings, spherical roller bearings, cylindrical roller bearings, needle roller bearings, tapered roller bearings, precision crossed roller bearings, bushings (sleeve bearings), linear bearings, automotive wheel hub bearings and corresponding inch series.
Customization options: material (Gcr15, silicon nitride, silicon carbide, zirconium oxide, aluminum oxide, stainless steel 304, 316, 420, 440, PTFE\PEEK\nylon and other plastics), cage (brass, stamping steel, retainer), lubrication (lubricating oil, grease, high temperature resistance), clearance (C2\CN\C3\C4\C5), seal (nitrile rubber, silicone rubber, fluororubber, polypropylene rubber), shielding, etc.