Manufactured by CHG Bearing, the S71912 CD/P4ADGA is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 60 mm bore diameter, a 85 mm outer diameter, and a 26 mm overall width. This component is designed to meet standard load requirements and ensure consistent operational performance. For comprehensive technical evaluation, please explore the detailed specifications, dimensional data, product images, and CAD drawings provided below. A complete PDF data sheet is also readily available for direct download to support your engineering and procurement needs.
S71912 CD/P4ADGA - Super-precision Angular Contact Ball Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | S71912 CD/P4ADGA |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Angular Contact Ball Bearing |
| Seal Type | Non-contact Seal |
| Number of Rows | 2 |
| Contact Type | Normal Contact (Two-point Contact) |
| Ring Type | Integral Inner and Outer Rings |
| Design | High-capacity D Design |
| Universally Matchable | Yes – Back-to-back (DB), Face-to-face (DF), or Tandem (DT) |
| Matched Arrangement | Universal Matching |
| Number of Bearings in Set | 2 |
| Axial Clearance / Preload | Extra-light Preload |
| Tolerance Class | P4A |
| Bearing Material | Bearing Steel |
| Sealing | Sealed on Both Sides |
| Lubricant | Grease |
| Dimensions | |
| Bore Diameter (d) | 60 mm |
| Width (B) | 26 mm |
| Outer Diameter (D) | 85 mm |
| Contact Angle α (°) | 15 ° |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 31.9 kN |
| Basic Static Load Rating C₀ (kN) | 31 kN |
| Material | |
| Weight (kg) | 0.393 kg |
S71912 CD/P4ADGA 85 mm 60 mm 26 mm Frequently Asked Questions about S71912 CD/P4ADGA Super-precision Angular Contact Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
The Non-contact Seal engineered for S71912 CD/P4ADGA by CHG Bearing utilizes precision non-contact metal shields or reinforced NBR/FKM contact lip seals. This barrier prevents particulate ingress, washdown fluids, and abrasive dust from reaching the raceways while eliminating grease leakage under centrifugal forces.
Beyond standard alloy steel, CHG Bearing can customize the S71912 CD/P4ADGA Super-precision Angular Contact Ball Bearings using AISI 440C stainless steel, black oxide coating, zinc-nickel plating, or hybrid ceramic (Si3N4) balls for applications involving chemical exposure, marine salt fog, or galvanic current hazards.
In its sealed configuration (Non-contact Seal), CHG Bearing pre-charges S71912 CD/P4ADGA with premium wide-temperature lithium-complex or polyurea grease, calibrated to a 30%–35% cavity volume ratio. For open-type variants, synthetic PAO or refined mineral lubricating oils with appropriate EP (Extreme Pressure) additives should be circulated.
Absolutely. The CHG Bearing S71912 CD/P4ADGA Super-precision Angular Contact Ball Bearings is a 1:1 direct interchange for renowned brands, matching part numbers: SKF S71912 CD/P4ADGA, FAG S71912 CD/P4ADGA, NSK S71912 CD/P4ADGA. It shares identical envelope boundary dimensions, load capacities, and shaft fits, allowing instant drop-in replacement without retrofitting your machinery.
