QJ 312 N2MA/C2L

 

Dimensions

Bore diameter	60 mm
Outside diameter	130 mm
Width	31 mm
Contact angle	35 °

Performance

Basic dynamic load rating	156 kN
Basic static load rating	137 kN
Limiting speed	9 000 r/min
SKF performance class	SKF Explorer

Properties

Contact type	Four-point contact
Number of rows	1
Locating feature, bearing outer ring	Locating slot
Ring type	Two-piece inner ring and one-piece outer ring
Cage	Machined metal
Matched arrangement	No
Universal matching bearing	No
Axial internal clearance	C2L
Material, bearing	Bearing steel
Coating	Without
Sealing	Without
Lubricant	None
Relubrication feature	Without

Logistics

Product net weight	2.09 kg
eClass code	23-05-08-05
UNSPSC code	31171538

QJ 312 N2MA/C2L Four-Point Contact Ball Bearing: Features, Benefits, and Applications

The QJ 312 N2MA/C2L four-point contact ball bearing is engineered for high-performance applications requiring robust axial and radial load capacity. Its unique design features two split inner rings and a single outer ring, enabling it to handle combined loads in both directions simultaneously. The optimized 35° contact angle ensures reduced friction and enhanced rotational accuracy, even at high speeds. With a glass fiber-reinforced polyamide cage (N2MA designation), this bearing offers superior heat resistance and reduced weight, minimizing wear and extending service life in demanding environments.

A key advantage of the QJ 312 N2MA/C2L is its space-saving design, which simplifies installation in compact machinery while maintaining exceptional load ratings. The C2L internal clearance specification ensures optimal performance under varying thermal conditions, making it ideal for applications prone to temperature fluctuations. Additionally, its low-maintenance design and corrosion-resistant materials reduce downtime and operational costs. These bearings are widely used in precision gearboxes, robotics, and industrial automation systems where reliability and efficiency are critical.

Common applications for the QJ 312 N2MA/C2L include turntables, wind turbine pitch controls, and machine tool spindles. Its ability to handle oscillating movements and high-speed rotation makes it a preferred choice in aerospace actuators, medical imaging equipment, and material handling systems. Backed by ISO-certified manufacturing standards, this bearing delivers consistent performance in harsh conditions, ensuring long-term durability for mission-critical operations. For industries prioritizing precision and durability, the QJ 312 N2MA/C2L stands as a versatile, high-value solution.

Hot Tags: qj 312 n2ma/c2l, qj 312 n2ma/c2l suppliers, F627ZZ Miniature Flanged Ball Bearings, Split Bearing 01B530M, Thrust Ball Bearings, Bearings 01B105M, 01B90M 90x152 4x70 64mm Bearing, 25580 20 Inch Tapered Roller Bearing