Same-model Comparison
Explore products that share a base designation across loaded brands, with dimensional agreement and data gaps shown clearly.
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You entered 605-2RS. This table explores the base group 605; it does not preserve or approve every requested suffix. Search your complete marking first →
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.
“605” across 3 loaded brands
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Brand differences at a glance
| Parameter | NSK6055 × 14 × 5 mm | KOYO6055 × 14 × 5 mm | EZO6055 × 14 × 5 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | NSK | KOYO | EZO |
| Designation | 605 | 605 | 605 |
| Product family | Single row deep groove ball bearings | Extra-small, miniature ball bearings / Standard type / Open | Miniature Ball Bearing |
| Detailed type | Deep groove ball bearings | Deep groove ball bearings | Deep groove ball bearings |
| Bore diameterd | 5 mm | 5 mm | 5 mm |
| Outside diameterD | 14 mm | 14 mm | 14 mm |
| WidthB | 5 mm | 5 mm | 5 mm |
| Basic dynamic load ratingC | 1.46 kN | 1.65 kN | 1.33 kN |
| Basic static load ratingC0 | 0.505 kN | 0.49 kN | 0.507 kN |
| Fatigue load limitPu | — | 0.01 kN | — |
| Limiting speednG | — | 50000 r/min | — |
| Mass≈m | 0.00354 kg | 0.003 kg | 0.00309 kg |
| Sealing | Open | Open | Open (no closure suffix in this catalogue marking) |
| Bearing material | — | — | High-carbon chromium bearing steel |
| Boundary dimensions | |||
| Bearing width (open)B | 5 mm | — | — |
| Outer diameterD | — | — | 14 mm |
| Minimum bearing chamferr min. | 0.2 mm | — | — |
| Outer diameterD | — | — | 0.5512 inch |
| Inner ring widthB | — | — | 5 mm |
| Inner ring widthB | — | — | 0.1969 inch |
| Outer ring widthC | — | — | 5 mm |
| Outer ring widthC | — | — | 0.1969 inch |
| Inner ring chamfer dimensionr si min | — | — | 0.2 mm |
| Inner ring chamfer dimensionr si min | — | — | 0.0079 inch |
| Outer ring chamfer dimensionr se min | — | — | 0.2 mm |
| Outer ring chamfer dimensionr se min | — | — | 0.0079 inch |
| Classification | |||
| Official Category Path | — | Deep groove ball bearings - Extra-small, miniature ball bearings - Standard type - Open | — |
| Official Classification 1 | — | Deep groove ball bearings / Extra-small, miniature ball bearings / Standard type / Open | — |
| Construction | |||
| Catalogue closure construction | Open | — | — |
| Closure interpretation | — | — | Open (no closure suffix in this catalogue marking) |
| Material interpretation | — | — | High-carbon chromium bearing steel |
| Load ratings | |||
| Basic dynamic radial load ratingCr | 1460 N | — | — |
| Basic static radial load ratingC0r | 505 N | — | — |
| Lubrication-qualified speed | |||
| Limiting speed with grease | 40000 r/min | — | — |
| Limiting speed with oil (open) | 50000 r/min | — | — |
| Catalogue limiting speed (grease) | — | — | 48000 r/min |
| Catalogue limiting speed (oil) | — | — | 56000 r/min |
| Manufacturer Identity | |||
| Official Class Key | — | 010-020-010 | — |
| Mounting dimensions | |||
| Minimum shaft shoulder diameter (open)da min. | 6.6 mm | — | — |
| Maximum adjacent fillet radiusra max. | 0.2 mm | — | — |
| Maximum housing shoulder diameter (open)Da max. | 12.4 mm | — | — |
| Adjacent mounting dimension (da min)da min | — | — | 12.3 mm |
| Adjacent mounting dimension (da min)da min | — | — | 0.4843 inch |
| Adjacent mounting dimension (da max)da max | — | — | 12.7 mm |
| Adjacent mounting dimension (da max)da max | — | — | 0.5 inch |
| Adjacent mounting dimension (r asi max)r asi max | — | — | 0.2 mm |
| Adjacent mounting dimension (r asi max)r asi max | — | — | 0.0079 inch |
| Adjacent mounting dimension (r ase max)r ase max | — | — | 0.2 mm |
| Adjacent mounting dimension (r ase max)r ase max | — | — | 0.0079 inch |
| Reference mass | |||
| Approximate catalogue mass (open) | 3.54 g | — | — |
| Reference mass | — | — | 3.09 g |
| Rolling elements | |||
| Ball diameterDw | — | — | 2.381 mm |
| Ball quantityZ | — | — | 7 |
| Technical Data | |||
| d | — | 14 mm | — |
| B | — | 5 mm | — |
| R(Min.) | — | 0.2 mm | — |
| Basic Load Ratings : Cr | — | 1.65 kN | — |
| Basic Load Ratings : C0R | — | 0.49 kN | — |
| Fatigue Load Limit : Cu | — | 0.010 kN | — |
| Factor : F0 | — | 12.3 | — |
| Limiting Speeds(Grease Lub.) | — | 50000 min-1 | — |
| Limiting Speeds(Oil Lub.) | — | 60000 min-1 | — |
| Da(Min.) | — | 6.6 mm | — |
| Da(Max.) | — | 12.4 mm | — |
| Ra(Max.) | — | 0.2 mm | — |
| Mass(Refer.) | — | 3.5 g | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.