Manufactured by CHG Bearing, the HWAD712HP4 is a precision Super Duplex Angular Contact Ball Bearings. Key dimensional parameters include a 19.05 mm bore diameter, a 30.1625 mm outer diameter, and a 9.525 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.
Technical Specifications
| Overview | |
|---|---|
| Part Number | HWAD712HP4 HWAD712HP4 |
| Brand | CHG® CHG® |
| Characteristics | |
| Bearing Type | Super Duplex Angular Contact Ball Bearing Super Duplex Angular Contact Ball Bearing |
| Series | AD7 AD7 |
| Seal Type | Open / Single-Sided Sealed / Double-Sided Sealed Open / Single-Sided Sealed / Double-Sided Sealed |
| Load Direction | Combined Radial and Axial Combined Radial and Axial |
| Row Configuration | Double Row Double Row |
| Dimensions | |
| Bore Diameter (d) | 19.05 mm |
| Width (B) | 9.525 mm |
| Outer Diameter (D) | 30.1625 mm |
| Outside Diameter Tolerance | -0.005-0 mm |
| Width Tolerance | -0.38-0 mm |
| Inner-Ring Land Diameter (L1 / d1) | 22.62886 mm |
| Outer-Ring Land Diameter (L2 / D1) | 25.5905 mm |
| Counterbore Diameter L3 | N/A mm |
| Performance | |
| Basic Static Radial Load Rating C0r | 2340 N 526.05 lbf |
| Basic Dynamic Radial Load Rating Cr | 2300 N 517.06 lbf |
| Basic Static Axial Load Rating C0a | 1840 N 413.65 lbf |
| Basic Dynamic Axial Load Rating Ca | N/A N N/A lbf |
| Material | |
| Mass | 0.024 kg 0.0529 lb |
| Ring Material | Stainless Steel / Bearing Steel Stainless Steel / Bearing Steel |
| Cage Material | Brass / Polyimide / PEEK / Phenolic Resin / Phenolic Resin Fabric Laminate Brass / Polyimide / PEEK / Phenolic Resin / Phenolic Resin Fabric Laminate |
| Ball Material | Ceramic / Stainless Steel / Bearing Steel Ceramic / Stainless Steel / Bearing Steel |
| Operating Temperature Range | -50 to +100 °C -50 to +100 °C |
| Precision Class | P4 P4 |
| Radial Internal Clearance | N/A mm |
HWAD712HP4 30.1625 mm 19.05 mm 9.525 mm 25.5905 mm 22.62886 mm Frequently Asked Questions about HWAD712HP4 Super Duplex Angular Contact Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
Model HWAD712HP4 is manufactured by CHG Bearing in standard Normal clearance (CN) for ambient temperature transmission, and C3 or C4 clearance for heavy duty applications. C3 clearance compensates for radial shrinkage caused by tight shaft press-fits (bore 19.05 mm) and steep thermal gradients between inner and outer rings.
For international ocean and air freight, CHG Bearing packs HWAD712HP4 with industrial VCI anti-corrosion barrier wrapping, sealed polybags, individual cartons, and fumigated ocean-worthy wooden crates. This multi-layer barrier guarantees rust-free storage for a minimum shelf life of 24 to 36 months.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for HWAD712HP4. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Each HWAD712HP4 produced in CHG Bearing manufacturing facilities features accurately profiled corner chamfers complying with DIN 5412 / ISO standard corner radii. When designing mating shafts and housing shoulders, machining an undercut or fillet radius strictly within the inner ring clearance limit (19.05 mm bore side) ensures perfect planar contact without edge binding.
