Cross-brand designation analysis
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You entered 71810-ACD-P4DBC. This table explores the base group 71810; it does not preserve or approve every requested suffix. Search your complete marking first →
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“71810” across 2 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 | SKF71810 CD/P450 × 65 × 7 mm | INA71810-TN50 × 65 × 7 mm |
|---|---|---|
| Comparable specifications | ||
| Brand | SKF | INA |
| Designation | 71810 CD/P4 | 71810-TN |
| Product family | Super-precision angular contact ball bearings | — |
| Detailed type | Super-precision, high-capacity, single row angular contact ball bearing | Angular contact ball bearings |
| Series | — | 71810 |
| Bore diameterd | 50 mm | 50 mm |
| Outside diameterD | 65 mm | 65 mm |
| WidthB | 7 mm | 7 mm |
| Basic dynamic load ratingC | 7.41 kN | 7 kN |
| Basic static load ratingC0 | 7.8 kN | 7.4 kN |
| Fatigue load limitPu | 0.335 kN | 0.54 kN |
| Reference speednref | — | 5400 r/min |
| Limiting speednG | — | 12900 r/min |
| Mass≈m | 0.051 kg | 0.054 kg |
| Sealing | Without | — |
| Bearing material | Bearing steel | — |
| Lubricant | None | — |
| Minimum operating temperatureTmin | — | -30 °C |
| Maximum operating temperatureTmax | — | 120 °C |
| Dimensions | ||
| Contact angle | 15.0 ° | — |
| Engineering — Abutment dimensions | ||
| Diameter of shaft abutmentd a | min. 52 mm | — |
| Diameter of shaft abutmentd b | min. 52 mm | — |
| Diameter of housing abutmentD a | max. 63 mm | — |
| Diameter of housing abutmentD b | max. 64.2 mm | — |
| Radius of filletr a | max. 0.3 mm | — |
| Radius of filletr b | max. 0.15 mm | — |
| Position of oil nozzled n | 55.6 mm | — |
| Engineering — Calculation data | ||
| Attainable speed for grease lubrication | 20000.0 r/min | — |
| Attainable speed for oil-air lubrication | 30000.0 r/min | — |
| Contact angleα | 15 ° | — |
| Ball diameterD w | 3.969 mm | — |
| Number of rowsi | 1 | — |
| Number of balls (per bearing)z | 30 | — |
| Reference grease quantity (per bearing)G ref | 0.5 cm³ | — |
| Engineering — Calculation data — Correction factors for preload calculation | ||
| Correction factor dependent on bearing series and sizef | 1.3 | — |
| Correction factor dependent on contact anglef 1 | 1 | — |
| Correction factor, preload class Af 2A | 1 | — |
| Correction factor, preload class Bf 2B | 1.1 | — |
| Correction factor, preload class Cf 2C | 1.2 | — |
| Correction factor for hybrid bearingsf HC | 1 | — |
| Engineering — Calculation data — Factors for equivalent bearing load calculation | ||
| Calculation factor for equivalent loadsf 0 | 17.2 | — |
| Additional factors for equivalent loads | Refer to Notes 1 and 2 below | — |
| Engineering — Calculation data — Preload and stiffness (back-to-back, face-to-face) | ||
| Preload, class AG A | 40 N | — |
| Axial stiffnes for preload A (sets of two brgs back to back or face to face) | 47 N/µm | — |
| Preload, class BG B | 120 N | — |
| Axial stiffness for preload B (sets of two brgs back-to-back or face-to-face) | 81 N/µm | — |
| Preload, class CG C | 240 N | — |
| Axial stiffness for preload C (sets of two brgs back-to-back or face-to-face) | 119 N/µm | — |
| Engineering — Dimensions | ||
| Shoulder diameter of inner ring (large side face)d 1 | 55.1 mm | — |
| Shoulder diameter of inner ring (small side face)d 2 | 55.1 mm | — |
| Shoulder diameter of outer ring (large side face)D 1 | 60 mm | — |
| Chamfer dimensionr 1,2 | min. 0.3 mm | — |
| Chamfer dimensionr 3,4 | min. 0.15 mm | — |
| Distance from side face to pressure pointa | 11.2 mm | — |
| Engineering — Engineering specifications | ||
| Universal matching bearing(s) | No | — |
| Logistics | ||
| Product net weight | 0.051 kg | — |
| eClass code | 23-05-08-04 | — |
| UNSPSC code | 31171531 | — |
| Manufacturer Identity | ||
| Schaeffler Product Code | — | 359199 |
| Base Type | — | 71810 |
| Gpsd Group | — | N06 |
| Product Line Id | — | 14 |
| Product identity | ||
| Official product category | Super-precision angular contact ball bearings | — |
| Official taxonomy path | /products/super-precision-bearings/angular-contact-ball-bearings | — |
| Structure group ID | BA1_010 | — |
| Available from SKF | Yes | — |
| Remanufacturable | No | — |
| Product Identity | ||
| Construction | — | Angular contact ball bearing 718..-B-TVP, single row, plastic cage |
| Short Description | — | Angular contact ball bearing |
| Properties | ||
| Contact type | Normal contact (two-point contact) | — |
| Number of rows | 1 | — |
| Ring type | One-piece inner and outer rings | — |
| Design | High-capacity D | — |
| Universal matching bearing | No | — |
| Matched arrangement | No | — |
| Matched condition (axial clearance/ preload) | Not applicable | — |
| Tolerance class | P4 | — |
| Material, bearing | Bearing steel | — |
| Coating | Without | — |
| Indicative carbon footprint for new product | 0.19 kg CO 2 e | — |
| Technical Data | ||
| Bore Diameter (D) | — | 50 mm |
| Outside Diameter (D) | — | 65 mm |
| Width (B) | — | 7 mm |
| Basic Dynamic Load Rating, Radial (Cr) | — | 7,000 N |
| Basic Static Load Rating, Radial (C0R) | — | 7,400 N |
| Operating Temperature Min. (Tmin) | — | -30 °C |
| Limiting Speed (Ng) | — | 12,900 1/min |
| Operating Temperature Max. (Tmax) | — | 120 °C |
| Reference Speed (Nϑr) | — | 5,400 1/min |
| Maximum Diameter Of Housing Shoulder (Db Max) | — | 63.6 mm |
| Fatigue Load Limit, Radial (Cur) | — | 540 N |
| Minimum Diameter Shaft Shoulder (Da Min) | — | 52 mm |
| Shoulder Diameter Inner Ring (D1) | — | 56.715 mm |
| Maximum Diameter Of Housing Shoulder (Da Max) | — | 63 mm |
| Minimum Chamfer Dimension (Rmin) | — | 0.3 mm |
| Maximum Fillet Radius (Ra Max) | — | 0.3 mm |
| Maximum Recess Radius (Ra1 Max) | — | 0.2 mm |
| Shoulder Diameter Outer Ring (D1) | — | 59.3 mm |
| Minimum Chamfer Dimension (R1 Min) | — | 0.2 mm |
| Contact Angle (Α) | — | 40 ° |
| Distance Between The Apexes Of The Pressure Cones (A) | — | 27.8 mm |
Automatic matching is a search aid, not an interchangeability declaration. Confirm the full suffix, tolerances, internal design and application limits before substitution.