Manufactured by CHG Bearing, the 7022 ACD/HCP4ALDGA is a precision Super-precision Angular Contact Ball Bearings. Key dimensional parameters include a 110 mm bore diameter, a 170 mm outer diameter, and a 56 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.

7022 ACD/HCP4ALDGA - Super-precision Angular Contact Ball Bearings
Technical Specifications
| Overview | |
|---|---|
| Part Number | 7022 ACD/HCP4ALDGA |
| Brand | CHG® |
| Characteristics | |
| Bearing Type | Super-precision Angular Contact Ball Bearing |
| 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 | Hybrid (Steel Rings / Ceramic Balls) |
| Sealing | Open |
| Features | Suitable for Direct Oil-air Lubrication |
| Dimensions | |
| Bore Diameter (d) | 110 mm |
| Width (B) | 56 mm |
| Outer Diameter (D) | 170 mm |
| Contact Angle α (°) | 25 ° |
| Performance | |
| Basic Dynamic Load Rating C (kN) | 168 kN |
| Basic Static Load Rating C₀ (kN) | 208 kN |
| Material | |
| Weight (kg) | 3.19 kg |
7022 ACD/HCP4ALDGA 170 mm 110 mm 56 mm Frequently Asked Questions about 7022 ACD/HCP4ALDGA Super-precision Angular Contact Ball Bearings
Find key technical answers regarding dimensions, specifications, and replacement options for this model.
As a primary manufacturer, CHG Bearing supports both trial batch evaluations and container-load supply for 7022 ACD/HCP4ALDGA. Standard catalog sizes are stocked for rapid 3–7 day dispatch, while high-volume OEM production runs typically dispatch within 30–45 days.
Model 7022 ACD/HCP4ALDGA 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 110 mm) and steep thermal gradients between inner and outer rings.
Standard batches of CHG Bearing 7022 ACD/HCP4ALDGA conform strictly to ISO Class Normal (ABEC-1). For high-precision machine tool spindles, gearboxes, or robotics requiring tighter runouts, CHG Bearing can provide custom batches graded to ISO Class 6 (P6/ABEC-3) or ISO Class 5 (P5/ABEC-5) with 100% micrometer verification.
To extend the trouble-free lifespan of CHG Bearing 7022 ACD/HCP4ALDGA, preventive maintenance routines should monitor operating housing temperature (normally maintaining below 70°C) and conduct regular vibration FFT analysis to identify early raceway micro-pitting before unexpected line halts occur.
