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.
Dimensions verified
“3320” across 3 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 | SKF3320 A100 × 215 × 82.6 mm | FAG3320-DA-MA100 × 215 × 82.6 mm | KOYO3320100 × 215 × 82.6 mm |
|---|---|---|---|
| Comparable specifications | |||
| Brand | SKF | FAG | KOYO |
| Designation | 3320 A | 3320-DA-MA | 3320 |
| Product family | Angular contact ball bearings | — | Double-row / Open |
| Detailed type | Double row angular contact ball bearing | Angular contact ball bearings | Angular contact ball bearings |
| Series | — | 3320 | — |
| Bore diameterd | 100 mm | 100 mm | 100 mm |
| Outside diameterD | 215 mm | 215 mm | 215 mm |
| WidthB | 82.6 mm | 82.6 mm | 82.6 mm |
| Basic dynamic load ratingC | 255 kN | 260 kN | 312 kN |
| Basic static load ratingC0 | 255 kN | 305 kN | 324 kN |
| Fatigue load limitPu | 8.65 kN | 13.6 kN | 17.4 kN |
| Reference speednref | 3400 r/min | 3050 r/min | — |
| Limiting speednG | 2800 r/min | 4300 r/min | 1800 r/min |
| Mass≈m | 12.5 kg | 15.61 kg | 13.5 kg |
| Precision class | — | PN — Normal (ISO 492:2023) | — |
| Sealing | Without | Without — Not sealed | Open |
| Cage | Sheet metal | MA — Solid brass cage, outer ring guided | — |
| Bearing material | Bearing steel | — | — |
| Lubricant | None | Without — Bearing not greased | — |
| Minimum operating temperatureTmin | — | -30 °C | — |
| Maximum operating temperatureTmax | — | 150 °C | — |
| 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 | — | — | Angular contact ball bearings - Double-row - Open |
| Official Classification 1 | — | — | Angular contact ball bearings / Double-row / Open |
| Dimensions | |||
| Contact angle | 30.0 ° | — | — |
| Minimum chamfer dimensionrmin | — | 3 mm | — |
| Minimum chamfer dimensionrmin | — | 0.118 in | — |
| Shoulder diameter outer ringD1 | — | 187.1 mm | — |
| Shoulder diameter outer ringD1 | — | 7.366 in | — |
| Shoulder diameter inner ringd1 | — | 147.5 mm | — |
| Shoulder diameter inner ringd1 | — | 5.807 in | — |
| Distance between the apexes of the pressure conesa | — | 197.5 mm | — |
| Distance between the apexes of the pressure conesa | — | 7.776 in | — |
| Contact angleα | — | 45 ° | — |
| Engineering — Abutment dimensions | |||
| Abutment diameter shaftd a | min. 114 mm | — | — |
| Abutment diameter housingD a | max. 201 mm | — | — |
| Fillet radiusr a | max. 2.5 mm | — | — |
| Engineering — Calculation data | |||
| Calculation factork r | 0.07 | — | — |
| Limiting valuee | 0.8 | — | — |
| Calculation factorX | 0.63 | — | — |
| Calculation factorY 0 | 0.66 | — | — |
| Calculation factorY 1 | 0.78 | — | — |
| Calculation factorY 2 | 1.2 | — | — |
| Engineering — Dimensions | |||
| Shoulder diameter inner ringd 1 | ≈ 135.78 mm | — | — |
| Shoulder diameter outer ringD 1 | ≈ 179.49 mm | — | — |
| Chamfer dimension inner ringr 1,2 | min. 3 mm | — | — |
| Distance pressure point(s)a | 127 mm | — | — |
| Logistics | |||
| Product net weight | 12.5 kg | — | — |
| eClass code | 23-05-08-03 | — | — |
| UNSPSC code | 31171531 | — | — |
| Main Dimensions & Performance Data | |||
| Basic dynamic load rating, radialCr | — | 260,000 N | — |
| Basic dynamic load rating, radialCr | — | 58,453.237 lbf | — |
| Basic static load rating, radialC0r | — | 305,000 N | — |
| Basic static load rating, radialC0r | — | 68,570.144 lbf | — |
| Fatigue load limit, radialCur | — | 13,600 N | — |
| Fatigue load limit, radialCur | — | 3,057.554 lbf | — |
| Manufacturer Identity | |||
| Schaeffler Product Code | — | 993321 | — |
| Official Class Key | — | — | 020-030-000 |
| Base Type | — | 3320 | — |
| Gpsd Group | — | S03 | — |
| Product Line Id | — | 14 | — |
| X Life Marking | — | n.r. | — |
| SAP material number | — | 0392541600000 | — |
| Base product | — | 2305080303 | — |
| Bearing X designation | — | 3320-DA-MA | — |
| Mounting Manager ID | — | 3320-DA-MA | — |
| Grease application ID | — | 3320-DA-MA | — |
| Mounting dimensions | |||
| Minimum diameter shaft shoulderda min | — | 114 mm | — |
| Minimum diameter shaft shoulderda min | — | 4.488 in | — |
| Maximum diameter of housing shoulderDa max | — | 201 mm | — |
| Maximum diameter of housing shoulderDa max | — | 7.913 in | — |
| Maximum fillet radiusra max | — | 2.5 mm | — |
| Maximum fillet radiusra max | — | 0.098 in | — |
| Product characteristics | |||
| Design variantDA | — | Bearing with split inner ring | — |
| Type of SealWithout | — | Not sealed | — |
| Tolerance classPN | — | Normal (ISO 492:2023) | — |
| Dimensional / heat stabilizationS0 | — | Rings dimensional stabilized up to 150° | — |
| Axial internal clearanceCN | — | Group N (CN) | — |
| Product identity | |||
| Official product category | Angular contact ball bearings | — | — |
| Official taxonomy path | /products/rolling-bearings/ball-bearings/angular-contact-ball-bearings/double-row-angular-contact-ball-bearings | — | — |
| Structure group ID | BA2_001 | — | — |
| Available from SKF | Yes | — | — |
| Remanufacturable | No | — | — |
| Product Identity | |||
| Construction | — | Angular contact ball bearing 33..-DA-MA, double row, split inner ring, solid brass cage | — |
| Short Description | — | Angular contact ball bearing | — |
| Properties | |||
| Contact type | Normal contact (two-point contact) | — | — |
| Number of rows | 2 | — | — |
| Locating feature, bearing outer ring | Without | — | — |
| Ring type | One-piece inner and outer rings | — | — |
| Arrangement of contact angle (double-row bearing) | Back-to-back (O) | — | — |
| Matched arrangement | No | — | — |
| Universal matching bearing | No | — | — |
| Axial internal clearance | CN | — | — |
| Material, bearing | Bearing steel | — | — |
| Coating | Without | — | — |
| Relubrication feature | Without | — | — |
| Indicative carbon footprint for new product | 46.1 kg CO 2 e | — | — |
| Technical Data | |||
| d | — | — | 215 mm |
| B | — | — | 82.6 mm |
| R(Min.) | — | — | 3 mm |
| Bore Diameter (D) | — | 100 mm | — |
| Basic Load Ratings : Cr | — | — | 312 kN |
| Outside Diameter (D) | — | 215 mm | — |
| Basic Load Ratings : C0R | — | — | 324 kN |
| Width (B) | — | 82.6 mm | — |
| Fatigue Load Limit : Cu | — | — | 17.4 kN |
| Basic Dynamic Load Rating, Radial (Cr) | — | 260,000 N | — |
| Limiting Speeds(Grease Lub.) | — | — | 1800 min-1 |
| Basic Static Load Rating, Radial (C0R) | — | 305,000 N | — |
| Limiting Speeds(Oil Lub.) | — | — | 2500 min-1 |
| Operating Temperature Min. (Tmin) | — | -30 °C | — |
| Load Center Spread : A | — | — | 140.4 mm |
| Limiting Speed (Ng) | — | 4,300 1/min | — |
| Da(Min.) | — | — | 114 mm |
| Operating Temperature Max. (Tmax) | — | 150 °C | — |
| Da(Max.) | — | — | 201 mm |
| Reference Speed (Nϑr) | — | 3,050 1/min | — |
| Fatigue Load Limit, Radial (Cur) | — | 13,600 N | — |
| Ra(Max.) | — | — | 2.5 mm |
| Minimum Diameter Shaft Shoulder (Da Min) | — | 114 mm | — |
| Mass(Refer.) | — | — | 13.5 kg |
| Shoulder Diameter Inner Ring (D1) | — | 147.5 mm | — |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 201 mm | — |
| Minimum Chamfer Dimension (Rmin) | — | 3 mm | — |
| Maximum Fillet Radius (Ra Max) | — | 2.5 mm | — |
| Shoulder Diameter Outer Ring (D1) | — | 187.1 mm | — |
| Contact Angle (Α) | — | 45 ° | — |
| Distance Between The Apexes Of The Pressure Cones (A) | — | 197.5 mm | — |
| Temperature range | |||
| Operating temperature min.Tmin | — | -30 °C | — |
| Operating temperature min.Tmin | — | -22 °F | — |
| Operating temperature max.Tmax | — | 150 °C | — |
| Operating temperature max.Tmax | — | 302 °F | — |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.