SKF PPMF252821.5 plain sleeve bushing. Maintenance-free plain sleeve bushing — steel-backed sintered-bronze / PTFE composite (PCM series), steel-backed acetal composite (PCMF / PSM), or solid bronze (PBM / PBMF). Handles low-to-moderate sliding speed with grease, oil, water or dry running per material selection. Dimensioned to ISO 3547 metric wrapped bushings.
| Type | Plain sleeve bushing |
| Designation | SKF PPMF252821.5 |
| HS code | 8483.30 |
| Bore diameter | 25 mm |
| Outside diameter | 28 mm |
| Width | 21.5 mm |
| Flange diameter | 35 mm |
| Flange thickness | 1.5 mm |
| Design | Flanged |
| Material | PTFE polyamide |
| Relubrication feature | Without |
| Product net weight | 0.00471 kg |
| eClass code | 23-05-01-90 |
| UNSPSC code | 31171605 |
| 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.