Cross-brand designation analysis
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You entered 6405-C3. This table explores the base group 6405; it does not preserve or approve every requested suffix. Search your complete marking first →
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One base designation across loaded brands
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Dimensions verified
“6405” across 4 loaded brands
At least two brands share the same bore, outside diameter and width. Use Custom Compare when you want to choose exact suffix variants yourself.
Technical comparison
Choose exact variants instead →Brand differences at a glance
| Parameter | SKF640525 × 80 × 21 mm | FAG640525 × 80 × 21 mm | TIMKEN640525 × 80 × 21 mm | KOYO640525 × 80 × 21 mm |
|---|---|---|---|---|
| Comparable specifications | ||||
| Brand | SKF | FAG | TIMKEN | KOYO |
| Designation | 6405 | 6405 | 6405 | 6405 |
| Product family | Deep groove ball bearings | — | Radial Deep-Groove Ball | Single-row / Open type |
| Detailed type | Deep groove ball bearings | Deep groove ball bearings | Deep groove ball bearings | Deep groove ball bearings |
| Series | — | — | 6400 | — |
| Bore diameterd | 25 mm | 25 mm | 25 mm | 25 mm |
| Outside diameterD | 80 mm | 80 mm | 80 mm | 80 mm |
| WidthB | 21 mm | 21 mm | 21 mm | 21 mm |
| Basic dynamic load ratingC | 35.8 kN | 35.5 kN | 37.2 kN | 45.2 kN |
| Basic static load ratingC0 | 19.3 kN | 19.1 kN | 18.8 kN | 19.4 kN |
| Fatigue load limitPu | 0.815 kN | 1.29 kN | — | 1.65 kN |
| Reference speednref | 20000 r/min | 9400 r/min | — | — |
| Limiting speednG | 13000 r/min | 12300 r/min | — | 9100 r/min |
| Mass≈m | 0.53 kg | 0.523 kg | 0.53 kg | 0.53 kg |
| Precision class | Normal | PN — Normal (ISO 492:2023) | — | — |
| Internal clearance | CN | CN (Group N) — Normal internal clearance | — | — |
| Sealing | Without | Without — Not sealed | Open | Open |
| Cage | Sheet metal | JN — Steel sheet metal | Steel cage | — |
| Bearing material | Bearing steel | — | — | — |
| Lubricant | None | Without — Bearing not greased | — | — |
| Minimum operating temperatureTmin | — | -30 °C | — | — |
| Maximum operating temperatureTmax | — | 120 °C | — | — |
| Calculation Factors | ||||
| K Factor | — | — | 0.00 | — |
| Y1 Factor | — | — | 0.00 | — |
| Y2 Factor | — | — | 0.00 | — |
| Y0 Factor | — | — | 0.50 | — |
| E Factor | — | — | 0.00 | — |
| Cg Factor | — | — | 0.0336 | — |
| Calculation factors | ||||
| Calculation factorf0 | — | 13.1 | — | — |
| Capabilities & suitability | ||||
| Radial load capacity | — | Yes | — | — |
| Axial load capacity in one direction | — | Yes | — | — |
| Axial load capacity in both directions | — | Yes | — | — |
| Suitable for grease lubrication | — | Yes | — | — |
| Suitable for oil lubrication | — | Yes | — | — |
| Unsealed design | — | Yes | — | — |
| Classification | ||||
| Official Category Path | — | — | — | Deep groove ball bearings - Single-row - Open type |
| Official Classification 1 | — | — | — | Deep groove ball bearings / Single-row / Open type |
| Dimensions | ||||
| Minimum chamfer dimensionrmin | — | 1.5 mm | — | — |
| Minimum chamfer dimensionrmin | — | 0.059 in | — | — |
| Shoulder diameter outer ringD1 | — | 65.6 mm | — | — |
| Shoulder diameter outer ringD1 | — | 2.583 in | — | — |
| Caliber diameter outer ringD2 | — | 67.6 mm | — | — |
| Caliber diameter outer ringD2 | — | 2.661 in | — | — |
| Shoulder diameter inner ringd1 | — | 49.3 mm | — | — |
| Shoulder diameter inner ringd1 | — | 1.941 in | — | — |
| Engineering — Abutment dimensions | ||||
| Diameter of shaft abutmentd a | min. 34 mm | — | — | — |
| Diameter of housing abutmentD a | max. 71 mm | — | — | — |
| Radius of shaft or housing filletr a | max. 1.5 mm | — | — | — |
| Engineering — Calculation data | ||||
| Minimum load factork r | 0.04 | — | — | — |
| Calculation factorf 0 | 12.1 | — | — | — |
| Engineering — Dimensions | ||||
| Deviation limits of mid-range bore diametert Δdmp | -0.01 to 0 mm | — | — | — |
| Deviation limits of mid-range outside diametert ΔDmp | -0.013 to 0 mm | — | — | — |
| Deviation limits of ring widtht ΔBs | -0.12 to 0 mm | — | — | — |
| Shoulder diameterd 1 | ≈ 62.9 mm | — | — | — |
| Chamfer dimensionr 1,2 | min. 1.5 mm | — | — | — |
| ISO tolerance class for dimensions | Normal | — | — | — |
| Engineering — Tolerances of run-out | ||||
| Range of section height at inner ring of assembled bearingt Kia | 13 µm | — | — | — |
| Range of section height at outer ring of assembled bearingt Kea | 25 µm | — | — | — |
| ISO tolerance class for geometrical tolerances | Normal | — | — | — |
| Logistics | ||||
| Product net weight | 0.53 kg | — | — | — |
| eClass code | 23-05-08-01 | — | — | — |
| UNSPSC code | 31171504 | — | — | — |
| Main Dimensions & Performance Data | ||||
| Basic dynamic load rating, radialCr | — | 35,500 N | — | — |
| Basic dynamic load rating, radialCr | — | 7,981.115 lbf | — | — |
| Basic static load rating, radialC0r | — | 19,100 N | — | — |
| Basic static load rating, radialC0r | — | 4,294.065 lbf | — | — |
| Fatigue load limit, radialCur | — | 1,290 N | — | — |
| Fatigue load limit, radialCur | — | 290.018 lbf | — | — |
| Manufacturer Identity | ||||
| Schaeffler Product Code | — | 356107 | — | — |
| Material Number | — | — | 000000000100416852 | — |
| Official Class Key | — | — | — | 010-010-010 |
| Base Type | — | 6405 | — | — |
| World Assembly Part Number | — | — | 6405 | — |
| Gpsd Group | — | S02 | — | — |
| Upc | — | — | 0087796295940 | — |
| Product Line Id | — | 14 | — | — |
| Official Source System | — | — | CORE BP - DS DF | — |
| Official Last Run | — | — | 2026-08-23T20:02:47.947 | — |
| SAP material number | — | 0167246580000 | — | — |
| Base product | — | 2305080101 | — | — |
| Bearing X designation | — | 6405 | — | — |
| Mounting Manager ID | — | 6405 | — | — |
| Grease application ID | — | 6405 | — | — |
| Mounting dimensions | ||||
| Minimum diameter shaft shoulderda min | — | 36 mm | — | — |
| Minimum diameter shaft shoulderda min | — | 1.417 in | — | — |
| Maximum diameter of housing shoulderDa max | — | 69 mm | — | — |
| Maximum diameter of housing shoulderDa max | — | 2.717 in | — | — |
| Maximum fillet radiusra max | — | 1.5 mm | — | — |
| Maximum fillet radiusra max | — | 0.059 in | — | — |
| Product characteristics | ||||
| Type of SealWithout | — | Not sealed | — | — |
| Tolerance classPN | — | Normal (ISO 492:2023) | — | — |
| Dimensional / heat stabilizationSN | — | Rings dimensional stabilized up to 120° | — | — |
| Radial internal clearanceCN (Group N) | — | Normal internal clearance | — | — |
| Bore typeZ | — | Cylindrical | — | — |
| Product identity | ||||
| Official product category | Deep groove ball bearings | — | — | — |
| Official taxonomy path | /products/rolling-bearings/ball-bearings/deep-groove-ball-bearings | — | — | — |
| Structure group ID | BB1_001_101 | — | — | — |
| Available from SKF | Yes | — | — | — |
| Remanufacturable | No | — | — | — |
| Product Identity | ||||
| Type Description | — | — | Radial Deep-Groove Ball | — |
| Construction | — | Deep groove ball bearing 64, single row, steel sheet metal cage | Single Row Deep Groove Ball Bearing | Imperial Series | 0.9843 in Bore | 3.1496 in OD | 0.8268 in Width | Open | Cylindrical Bore | Steel Cage | C0 Clearance | ISO P0 Tolerance | — |
| Short Description | — | Deep groove ball bearing | — | — |
| Number Of Rows | 1 | — | 1 | — |
| Tapered Bore | — | — | N | — |
| Properties | ||||
| Filling slots | Without | — | — | — |
| Locating feature, bearing outer ring | Without | — | — | — |
| Bore type | Cylindrical | — | — | — |
| Matched arrangement | No | — | — | — |
| Radial internal clearance | CN | — | — | — |
| Material, bearing | Bearing steel | — | — | — |
| Coating | Without | — | — | — |
| Relubrication feature | Without | — | — | — |
| Indicative carbon footprint for new product | 2.0 kg CO 2 e | — | — | — |
| Technical Data | ||||
| d | — | — | — | 80 mm |
| Overall Width | — | — | 0.000 mm | — |
| B | — | — | — | 21 mm |
| Bore Diameter (D) | — | 25 mm | — | — |
| Radial Rating | — | — | 0 N | — |
| R(Min.) | — | — | — | 1.5 mm |
| Outside Diameter (D) | — | 80 mm | — | — |
| Axial Rating | — | — | 0 N | — |
| Basic Load Ratings : Cr | — | — | — | 45.2 kN |
| Width (B) | — | 21 mm | — | — |
| Dynamic Rating C1 | — | — | 37,200 N | — |
| Basic Load Ratings : C0R | — | — | — | 19.4 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 35,500 N | — | — |
| Dynamic Rating C90 | — | — | 0 N | — |
| Fatigue Load Limit : Cu | — | — | — | 1.65 kN |
| Basic Static Load Rating, Radial (C0R) | — | 19,100 N | — | — |
| Dynamic Axial Rating Ca90 | — | — | 0 N | — |
| Factor : F0 | — | — | — | 12.2 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — | — |
| Dynamic Axial Rating Ca1 | — | — | 0 N | — |
| Limiting Speeds(Grease Lub.) | — | — | — | 9100 min-1 |
| Limiting Speed (Ng) | — | 12,300 1/min | — | — |
| Static Radial Rating C0 | — | — | 18,800 N | — |
| Limiting Speeds(Oil Lub.) | — | — | — | 11000 min-1 |
| Operating Temperature Max. (Tmax) | — | 120 °C | — | — |
| Extended Dynamic Rating Ce | — | — | 0 N | — |
| Da(Min.) | — | — | — | 33 mm |
| Reference Speed (Nϑr) | — | 9,400 1/min | — | — |
| Static Axial Rating C0A | — | — | 0 N | — |
| Da(Max.) | — | — | — | 72 mm |
| Calculation Factor (F0) | — | 13.1 | — | — |
| Ra(Max.) | — | — | — | 1.5 mm |
| Fatigue Load Limit, Radial (Cur) | — | 1,290 N | — | — |
| Mass(Refer.) | — | — | — | 0.530 kg |
| Minimum Diameter Shaft Shoulder (Da Min) | — | 36 mm | — | — |
| Shoulder Diameter Inner Ring (D1) | — | 49.3 mm | — | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 69 mm | — | — |
| Minimum Chamfer Dimension (Rmin) | — | 1.5 mm | — | — |
| Maximum Fillet Radius (Ra Max) | — | 1.5 mm | — | — |
| Shoulder Diameter Outer Ring (D1) | — | 65.6 mm | — | — |
| Caliber Diameter Outer Ring (D1) | — | 67.6 mm | — | — |
| Temperature range | ||||
| Operating temperature min.Tmin | — | -30 °C | — | — |
| Operating temperature min.Tmin | — | -22 °F | — | — |
| Operating temperature max.Tmax | — | 120 °C | — | — |
| Operating temperature max.Tmax | — | 248 °F | — | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.