NTN 7312 BL1DB Angular Contact Ball Bearing
متوفر3 وحداتجاهز للشحن
محمل كروي اتصال زاوي مزدوج NTN 7312 BL1DB مع ترتيب متقابل (DB)، زاوية اتصال 40 درجة، وسعة تحميل عالية للتطبيقات الصناعية الدقيقة.
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شحن عالمي
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جودة مضمونة
NTN 7312 BL1DB Duplex Angular Contact Ball Bearing
A high-precision duplex angular contact ball bearing manufactured by NTN, designed to support combined radial and axial loads with high rigidity and accuracy. This bearing features a back-to-back (DB) matched arrangement and a 40-degree contact angle, making it suitable for demanding industrial applications requiring high load capacity and stable rotational performance.
Manufacturer: NTN
Type: Duplex Angular Contact Ball Bearing
Model: 7312 BL1DB
Basic Load Ratings
Speed Ratings
| Bore Diameter (d) | 60 mm |
| Outer Diameter (D) | 130 mm |
| Width (B) | 31 mm |
| Contact Angle | 40 degrees |
| Dynamic Load Rating (Cr) | 99.5 kN |
| Static Load Rating (C0r) | 66 kN |
| Fatigue Load Limit | 5.15 kN |
| Limit Speed (Oil Lubrication) | 6800 rpm |
| Limit Speed (Grease Lubrication) | 5100 rpm |
| Cage | Glass fiber |
| Matched Arrangement | Back-to-back arrangement (DB) |












