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| Parameter | SKFK 40X45X13Single row needle roller and cage assembly | INAK40X45X1340 × 45 × 13 mm | KOYOK40X46X17Needle roller bearings |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | INA | KOYO |
| Designation | K 40X45X13 | K40X45X13 | K40X46X17 |
| Product family | Needle roller bearings | — | Radial needle roller and cage assemblies / Metric series / K,K.ZW |
| Detailed type | Single row needle roller and cage assembly | Needle roller cage assembly | Needle roller bearings |
| Bore diameterd | — | 40 mm | — |
| Outside diameterD | 45 mm | 45 mm | — |
| WidthB | 13 mm | 13 mm | — |
| Basic dynamic load ratingC | 16.8 kN | 17.6 kN | 25.2 kN |
| Basic static load ratingC0 | 32.5 kN | 32.5 kN | 44 kN |
| Fatigue load limitPu | 3.8 kN | 4.25 kN | 6.95 kN |
| Reference speednref | 10000 r/min | 6600 r/min | — |
| Limiting speednG | 12000 r/min | 11500 r/min | 7000 r/min |
| Mass≈m | 0.022 kg | 0.0178 kg | 0.033 kg |
| Sealing | Without | — | — |
| Cage | Sheet steel | — | — |
| Bearing material | Bearing steel | — | — |
| Lubricant | None | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — |
| Maximum operating temperatureTmax | — | 140 °C | — |
| Classification | |||
| Official Category Path | — | — | Needle roller bearings - Radial needle roller and cage assemblies - Metric series - K,K.ZW |
| Official Classification 1 | — | — | Needle roller bearings / Radial needle roller and cage assemblies / Metric series / K,K.ZW |
| Dimensions | |||
| Bore diameter of needle roller complement | 40.0 mm | — | — |
| Outside diameter of needle roller complement | 45.0 mm | — | — |
| Engineering — Dimensions | |||
| Diameter under rollersF w | 40 mm | — | — |
| Outside diameter roller complementE w | 45 mm | — | — |
| Width needle roller and cage assemblyU | 13 mm | — | — |
| Logistics | |||
| Product net weight | 0.022 kg | — | — |
| eClass code | 23-05-09-03 | — | — |
| UNSPSC code | 31171512 | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | — | 379713 | — |
| Official Class Key | — | — | 090-010-010 |
| Base Type | — | K40X45X13 | — |
| Gpsd Group | — | I01 | — |
| Product Line Id | — | 09 | — |
| Product identity | |||
| Official product category | Needle roller bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/roller-bearings/needle-roller-bearings/needle-roller-and-cage-assemblies | — | — |
| Structure group ID | BN1_001 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | No | — | — |
| Product Identity | |||
| Construction | — | Needle roller cage assembly K, single row | — |
| Short Description | — | Needle roller cage assembly | — |
| Properties | |||
| Bearing part | Needle roller and cage assembly | — | — |
| Number of rows | 1 | — | — |
| Outer ring type | Not applicable | — | — |
| Aligning feature | Without | — | — |
| Tolerance class | Normal | — | — |
| Material, bearing | Bearing steel | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Indicative carbon footprint for new product | 0.08 kg CO 2 e | — | — |
| Technical Data | |||
| Fw | — | — | 40 mm |
| Ew | — | — | 46 mm |
| Bc | — | — | 17 mm |
| Inner Diameter Of Needle Roller Complement (Fw) | — | 40 mm | — |
| Basic Load Ratings : Cr | — | — | 25.2 kN |
| Outside Diameter Of Needle Roller Complement (Ew) | — | 45 mm | — |
| Basic Load Ratings : C0R | — | — | 44.0 kN |
| Width (Bc) | — | 13 mm | — |
| Fatigue Load Limit : Cu | — | — | 6.95 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 17,600 N | — |
| Cage Material P/S | — | — | S |
| Basic Static Load Rating, Radial (C0R) | — | 32,500 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 7000 min-1 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — |
| Limiting Speeds(Oil Lub.) | — | — | 11000 min-1 |
| Operating Temperature Max. (Tmax) | — | 140 °C | — |
| Recommended Dimensions Shaft : S(Max.) | — | — | 40.000 mm |
| Limiting Speed (Limiting Spe) | — | 11,500 1/min | — |
| Recommended Dimensions Shaft : S(Min.) | — | — | 39.989 mm |
| Reference Speed (Nϑr) | — | 6,600 1/min | — |
| Recommended Dimensions Housing : H(Max.) | — | — | 46.025 mm |
| Fatigue Load Limit, Radial (Cur) | — | 4,250 N | — |
| Recommended Dimensions Housing : H(Min.) | — | — | 46.009 mm |
| Mass(Refer.) | — | — | 0.033 kg |
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.