SKF ER121 — Bearing housing accessory
SKF · Bearings & Power Transmission · Bearing Housing Accessories
SKF ER121 bearing housing accessory. Housing-mounted accessory — taconite seal (TSN), labyrinth seal (LOR), V-ring seal (LER), oil ring, oil sight-glass, drain plug, breather, lock nut cover, adapter-sleeve cap. Sized to fit an SNL / SAF / SAW pillow-block housing of matching numeric designation. Designation follows the SKF alphanumeric identification convention where the numeric block encodes the boundary plan and the suffix declares execution options (material, sealing, cage, precision, clearance, lubricant). Genuine SKF supply carries the SKF logo etch or moulded mark and hologram-authenticated packaging.
Specifications
- Part number
- ER121
- HS code
- 8483.90
- Material
- As declared by SKF designation suffix
- Temperature range
- Per SKF product data
- Standard
- SKF designation convention (see description for governing ISO / DIN)
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Also known as — OEM cross-references & superseded numbers
- Cooper Split 121
- Dodge 121
- Rexnord 121
- Competitor equivalent: 121 (Cooper Split)
- Competitor equivalent: 121 (Dodge)
- Competitor equivalent: 121 (Rexnord)
Bearings & Power Transmission · More SKF · Printable datasheet