Cross-brand designation analysis
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Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
Automatic candidate selection
One base designation across loaded brands
Exact designations rank first. Dimensions, suffixes and other technical differences remain visible so the result is not mistaken for an interchangeability declaration.
Data incomplete
“HK0408” across 3 loaded brands
The base designation is shared, but too few brands have complete boundary dimensions. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKFHK 0408Drawn cup needle roller bearing with open ends | INAHK04084 × 8 × 8 mm | KOYOHK0408Needle roller bearings |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | INA | KOYO |
| Designation | HK 0408 | HK0408 | HK0408 |
| Product family | Needle roller bearings | — | Drawn cup needle roller bearings / Metric series, caged |
| Detailed type | Drawn cup needle roller bearing with open ends | Drawn cup needle roller bearing open end | Needle roller bearings |
| Bore diameterd | — | 4 mm | — |
| Outside diameterD | 8 mm | 8 mm | 8 mm |
| WidthB | 8 mm | 8 mm | — |
| Basic dynamic load ratingC | 1.76 kN | 1.78 kN | 1.88 kN |
| Basic static load ratingC0 | 1.37 kN | 1.31 kN | 1.38 kN |
| Fatigue load limitPu | 0.14 kN | 0.147 kN | 0.2 kN |
| Reference speednref | 22000 r/min | 44500 r/min | — |
| Limiting speednG | 26000 r/min | 42500 r/min | 25000 r/min |
| Mass≈m | 0.0015 kg | 0.0014 kg | 0.002 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 - Drawn cup needle roller bearings - Metric series, caged |
| Official Classification 1 | — | — | Needle roller bearings / Drawn cup needle roller bearings / Metric series, caged |
| Dimensions | |||
| Bore diameter of needle roller complement | 4.0 mm | — | — |
| Engineering — Associated products | |||
| Radial shaft seal with a low cross-sectional height, single lip | G 4x8x2 S | — | — |
| Engineering — Dimensions | |||
| Diameter under rollersF w | 4 mm | — | — |
| Chamfer dimension drawn cup (outer ring)r | min. 0.3 mm | — | — |
| Logistics | |||
| Product net weight | 0.0015 kg | — | — |
| eClass code | 23-05-09-03 | — | — |
| UNSPSC code | 31171512 | — | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | — | 381587 | — |
| Official Class Key | — | — | 090-020-010 |
| Base Type | — | HK0408 | — |
| 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/drawn-cup-needle-roller-bearings | — | — |
| Structure group ID | BND_001 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | No | — | — |
| Product Identity | |||
| Construction | — | Drawn cup needle roller bearings with open ends HK, to DIN 618/ISO 3245 | — |
| Short Description | — | Drawn cup needle roller bearing open end | — |
| Properties | |||
| Bearing part | Bearing without inner ring | — | — |
| Number of rows | 1 | — | — |
| Outer ring type | Drawn cup with open ends | — | — |
| Aligning feature | Without | — | — |
| Number of flanges, outer ring | 2 | — | — |
| Tolerance class | Normal | — | — |
| Material, bearing | Bearing steel | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Indicative carbon footprint for new product | 0.006 kg CO 2 e | — | — |
| Technical Data | |||
| Fw | — | — | 4 mm |
| D | — | — | 8 mm |
| C | — | — | 8 mm |
| Under Roller Diameter (Fw) | — | 4 mm | — |
| R(Min.) | — | — | 0.40 mm |
| Outside Diamater (D) | — | 8 mm | — |
| Basic Load Ratings : Cr | — | — | 1.88 kN |
| Width (C) | — | 8 mm | — |
| Basic Load Ratings : C0R | — | — | 1.38 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 1,780 N | — |
| Fatigue Load Limit : Cu | — | — | 0.200 kN |
| Basic Static Load Rating, Radial (C0R) | — | 1,310 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 25000 min-1 |
| Width, Outer Ring (C1) | — | 8 mm | — |
| Limiting Speeds(Oil Lub.) | — | — | 39000 min-1 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — |
| Mass(Refer.) | — | — | 0.002 kg |
| Limiting Speed For Grease Lubrication (Ng Grea) | — | 25,500 1/min | — |
| Operating Temperature Max. (Tmax) | — | 140 °C | — |
| Limiting Speed (Limiting Spe) | — | 42,500 1/min | — |
| Reference Speed (Nϑr) | — | 44,500 1/min | — |
| Minimum Chamfer Dimension (Rmin) | — | 0.4 mm | — |
| Fatigue Load Limit, Radial (Cur) | — | 147 N | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.