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| Parameter | FAGUKP21255 × 241 × 138 mm | KOYOUKP21255 × × mm |
|---|---|---|
| Comparable specifications | ||
| Brand | FAG | KOYO |
| Designation | UKP212 | UKP212 |
| Product family | — | Pillow block type / Adapter locking |
| Detailed type | Plummer block housing units | Ball bearing units |
| Bore diameterd | 55 mm | 55 mm |
| Outside diameterD | 241 mm | — |
| WidthB | 138 mm | — |
| HeightH | — | 69.8 mm |
| Basic dynamic load ratingC | — | 52.4 kN |
| Basic static load ratingC0 | — | 36.2 kN |
| Fatigue load limitPu | — | 1.65 kN |
| Mass≈m | 4.71 kg | — |
| Bearing material | GG — Grey cast iron | — |
| Additional information | ||
| Housing | P212 | — |
| Bearing designation | UK212 | — |
| Classification | ||
| Official Category Path | — | Ball bearing units - Pillow block type - Adapter locking |
| Official Classification 1 | — | Ball bearing units / Pillow block type / Adapter locking |
| Dimensions | ||
| Distance shaft axisH | 69.8 mm | — |
| Distance shaft axisH | 2.748 in | — |
| Width (base)A | 70 mm | — |
| Width (base)A | 2.756 in | — |
| Height (base)H1 | 25 mm | — |
| Height (base)H1 | 0.984 in | — |
| Locking collar total widthB1 | 62 mm | — |
| Locking collar total widthB1 | 2.441 in | — |
| Connection thread for lubricationQ | M6 | — |
| Main Dimensions & Performance Data | ||
| Length totalL | 241 mm | — |
| Length totalL | 9.488 in | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | 401455 | — |
| Official Class Key | — | 100-010-020 |
| Base Type | UKP212 | — |
| Gpsd Group | S04 | — |
| Product Line Id | 72 | — |
| X Life Marking | n.r. | — |
| SAP material number | 0812165480000 | — |
| Base product | 2305160101 | — |
| Bearing X designation | UKP212-J7 | — |
| Grease application ID | UKP212-J7 | — |
| Mounting dimensions | ||
| Distance fixing boreJ | 184 mm | — |
| Distance fixing boreJ | 7.244 in | — |
| Width (slot)N | 20 mm | — |
| Width (slot)N | 0.787 in | — |
| Length (slot)N1 | 25 mm | — |
| Length (slot)N1 | 0.984 in | — |
| Product characteristics | ||
| MaterialGG | Grey cast iron | — |
| Housing clearanceJ7 | Normal swivel torque | — |
| Product Identity | ||
| Construction | Plummer block housing units UKP, cast iron housing, with long base, radial insert ball bearing with adapter sleeve, RSR seals | — |
| Short Description | Plummer block housing unit | — |
| Technical Data | ||
| d | — | 55 mm |
| H | — | 69.8 mm |
| L | — | 241 mm |
| A | — | 70 mm |
| J | — | 184 mm |
| Width (B) | 138 mm | — |
| N | — | 20 mm |
| Outside Diameter (D) | 241 mm | — |
| N1 | — | 25 mm |
| Bore Diameter (D) | 55 mm | — |
| H1 | — | 25 mm |
| H2 | — | 138 mm |
| B1 | — | 62 mm |
| Bolt Size | — | M16 |
| Basic Load Ratings : Cr | — | 52.4 kN |
| Basic Load Ratings : C0R | — | 36.2 kN |
| Fatigue Load Limit : Cu | — | 1.65 kN |
| Factor : F0 | — | 14.4 |
| Nipple Size | — | R1/8 |
| Temperature range | ||
| Operating temperature min.Tmin | -20 °C | — |
| Operating temperature min.Tmin | -4 °F | — |
| Operating temperature max.Tmax | 120 °C | — |
| Operating temperature max.Tmax | 248 °F | — |
Independent reference comparison based on the manufacturer data currently loaded. Always verify current limits, tolerances and suffix definitions with the official source before engineering selection.