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- Address258 Bearing Wholesalers Center Hill, Singapore 628925
- Factory Address258 Bearing Wholesalers Center Hill, Singapore 628925
- Worktime9: 00-18: 00 (بتوقيت بكين)
- Phone(Working Time)+6531591338
- Phone(Nonworking Time)+6531591338
- Fax+6531591338
Sealed Four Row Tapered Roller Bearings
Contact NowSRNB (Sealed Four-Row Bearing)
Sealed roll neck bearings (SRNBs) reflect the strengths of the Timken brand: superior materials, proven bearing designs and the latest in bearing and seal technology.
Timken has a complete line of sealed roll neck bearings that meet the demands of rolling mill environments and provide added value to mill operators.
SRNBs start with a proven Timken bearing design that incorporates advanced sealing technologies to provide an assembly that improves mill performance without changing the bearing envelope dimensions. Sealed bearings offer numerous benefits for mill operators. Ultimately, these benefits result in a lower cost-per-ton rolled.
Size range: ID: 220.663 mm to 710.000 mm (8.6875 in. to 27.9528 in.)
OD: 314.325 to 900.000 mm (12.3750 in. to 35.4331 in.)
Design Attributes
Four single cups for optimum load sharing.
Cup spacers available with or without lube groove and holes.
Improved surface finishes to enhance lubrication performance.
Inboard and outboard cone face slots that reduce cone face wear.
Spiral bore grooves with blended radii to eliminate roll neck damage.
Case-carburized components to improve toughness and increase fatigue life.
Patented seal designs with improved contact geometry for enhanced sealing.
Enhanced roller profiling for even load distribution, which reduces edge stress.
No central cone or cup spacers to minimize number of components to be handled.
Effective sealing at cup outer diameter (OD) to seal contaminants away from bearing OD and chock bore.
| Bearing Number | Bore Dia | Outer DIa | Width | Size |
|---|---|---|---|---|
| Bearing 430TQOS575-1 | 1 pcs | Negotiable | - | - |
| Bearing 304TQOS438-1 | 1 pcs | Negotiable | - | - |
| Bearing 415TQOS590-1 | 1 pcs | Negotiable | - | - |
| Bearing 416TQOS574-1 | 1 pcs | Negotiable | - | - |
| Bearing 317TQOS422-1 | 1 pcs | Negotiable | - | - |
| Bearing 385TQOS514-1 | 1 pcs | Negotiable | - | - |
| Bearing 440TQOS650-1 | 1 pcs | Negotiable | - | - |
| Bearing 304TQOS419-1 | 1 pcs | Negotiable | - | - |
| Bearing 415TQOS590-1 | 1 pcs | Negotiable | - | - |
| Bearing 228TQOS400-1 | 1 pcs | Negotiable | - | - |
| Bearing 479TQOS679-1 | 1 pcs | Negotiable | - | - |
| Bearing 304TQOS412-1 | 1 pcs | Negotiable | - | - |