SKF NNTR55X140X70.2ZL — Track roller — support roller
SKF · Bearings & Power Transmission · Track Roller Support Rollers
SKF NNTR55X140X70.2ZL track roller — support roller. Heavy-section outer-ring roller bearing designed to run directly on a linear track or profile rail, carrying radial load between a stationary axle and the moving track. Yoke-type (LR / RSTO / STO) or stud-type (LFR / KRV / KR / KRE). Widely used on trolley conveyors, sliding-gate rollers, deck-crane trolleys. Designation follows the SKF alphanumeric identification convention where the numeric block encodes the boundary plan and the suffix declares execution options.
Specifications
- Part number
- NNTR55X140X70.2ZL
- HS code
- 8482.20
- Material
- As declared by SKF designation suffix
- Temperature range
- Per SKF product data
- Standard
- SKF designation convention
Compatibility
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.
Also known as — OEM cross-references & superseded numbers
- INA 55140702
- IKO 55140702
- McGill / Regal Rexnord 55140702
- Competitor equivalent: 55140702 (INA)
- Competitor equivalent: 55140702 (IKO)
- Competitor equivalent: 55140702 (McGill / Regal Rexnord)
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