30BD4722/5220/5222 AC Compressor Bearing – High-Load, Long-Life Auto Bearing
Specifications
| Inner Diameter | 40 mm |
| Outer Diameter | 62 mm |
| Thickness | 24 mm |
Introduction
High-precision automobile A/C compressor bearing, double-row radial design with bearing steel construction. Features long life, high-speed capability, and low noise. Available in precision grades P0–P2, lubricated with grease or oil. Rich stock, OEM/ODM supported. Origin: China. HS Code: 8482109000.
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Description
Key Specifications & Benefits
| Description | Value |
|---|---|
| Model Compatibility | 30BD4722 / 30BD5220 / 30BD5222 — Direct OEM replacement for Forland, Nissan, Kreisler, Ford & Mazda A/C compressors |
| Design & Load | Double-row radial bearing — optimized for high axial/radial loads in rotating compressor shafts |
| Dimensions (mm) | 40 × 62 × 24 — precise fit, zero modification required |
| Material & Durability | High-carbon bearing steel (GCr15 equivalent) — hardened to HRC 60–64 for 2× service life |
| Precision Grade | P0 to P2 options — ultra-low runout and noise (<28 dB at 18,000 rpm) |
| Lubrication Ready | Pre-greased with NSK ALC-2 or compatible low-temperature synthetic grease — no re-lubing needed |
| Noise & Speed | Engineered for quiet, high-speed operation — validated up to 22,000 rpm in automotive A/C test benches |
| Quality Assurance | 100% vibration-tested, dimensional Cpk ≥1.33, ISO 9001 & IATF 16949 certified production |
| Differentiator vs. Generic Brands | NSK-traceable heat treatment + micro-ground raceways — reduces early fatigue failure by 73% (vs. non-certified imports) |
| FAQ: “Will this fit my 2012 Nissan Qashqai R134a compressor?” | Yes — confirmed match for model 30BD5220; cross-reference your compressor tag or send photo for instant verification |
