SKF PER.HC310A-A insert bearing (yar / yet / ysa / yel). Spherical-outer-ring insert ball bearing suited to drop-in mounting in a pillow-block, flanged, take-up or tapped-base housing. Set-screw (YAR), eccentric locking collar (YET), adapter-sleeve (YSA), or grub-screw double-lock (YEL) shaft attachment per suffix. Sealed for life with grease; regreasable variants add a lubrication nipple to the outer ring.
| Type | Insert bearing (YAR / YET / YSA / YEL) |
| Designation | SKF PER.HC310A-A |
| HS code | 8482.10 |
| Shaft diameter | 50 mm |
| Bore diameter | 50 mm |
| Outside diameter | 110 mm |
| Width, total | 66.6 mm |
| Width, inner ring | 49.2 mm |
| Width, outer ring | 32 mm |
| Basic dynamic load rating | 61.9 kN |
| Basic static load rating | 37.9 kN |
| Retaining feature, inner ring | Eccentric collar |
| Bore type | Cylindrical |
| Rolling elements | Balls |
| Outer ring type | Spherical |
| Inner ring extension | On one side |
| Rubber seating ring | Without |
| Material, bearing | Bearing steel |
| Coating | Without |
| Sealing | Seal on both sides |
| Sealing type | Contact |
| Lubricant | Grease |
| Relubrication feature | With |
| Product net weight | 1.88 kg |
| Material | As declared by SKF designation suffix |
| Temperature range | Per SKF product data |
| Primary standard | SKF designation convention (see description for governing ISO / DIN) |
| MOQ | 1 |
Interchange with peer OEM equivalents on identical boundary plan and execution — confirm cage, clearance, sealing and precision-class suffix before substitution.