/
/
6322M/C3VL0241 Electrically Insulated Ball Bearings

6322M/C3VL0241 Electrically Insulated Ball Bearings

insulated ball bearing for motor 6322M/C3VL0241 dimension

Affordable Replacement for SKF 6322M/C3VL0241 -

$ 471 /Each
  • Customized Logo: Min. Order 1 Piece
  • Customized Packaging: Min. Order 1 Piece
  • Inventory: In stock
  • Country of Origin: China
Popular

Product Parameters

  • Model 6322M/C3VL0241
  • Equivalent Interchange 6322M/C3VL0241 (SKF); 6322-M-J20AA-C3 (FAG); 6322-M-C3-SQ77 (NKE); 6322HDY2C3 (NSK); 7MC3-6322L1BC3 (NTN);
  • Product Category Electrically Insulated Ball Bearings
  • Coating Suffix VL0241
  • Insulating Coating Types Insulation coating on outer ring
  • Manufacturers TFL
  • Bore Diameter 110.0 mm
  • Outside Diameter 240.0 mm
  • Width 50.0 mm
  • Net Weight 10.9kg
  • Basic Dynamic Load Rating 216.0 kN
  • Basic Static Load Rating 180.0 kN
  • Reference Speed 6000.0 r/min
  • Breakdown Voltage (DC) 1000 ~3000 V
  • Layer Thickness 100~500 µm
  • Electrical Resistance 50~200 MΩ
  • Cage Material Brass cage
  • Radial Internal Clearance C3
  • ROHS Compliant
  • REACH Compliant

6322M/C3VL0241 Equivalent Interchange Brands

TFL 6322M/C3VL0241 perfectly achieves direct replacement for equivalent insulated bearings from international brands like SKF and FAG in terms of mechanical dimensions (110x240x50mm), high-strength brass cage structure, and the VL0241 outer-ring ceramic insulation standard. All outgoing bearings pass strict dielectric strength (>1000V DC) and dimensional precision inspections, allowing for safe installation without any modifications to the equipment’s shaft system.

SKF FAG NKE NSK NTN
6322M/C3VL0241
6322-M-J20AA-C3
6322-M-C3-SQ77
6322HDY2C3
7MC3-6322L1BC3

Why Choose TFL?

Delivering heavy-duty insulated bearings with a bore of 110mm and above requires strict adherence to top-tier plasma spraying and precision standards. Backed by a robust premium supply chain and an ISO 9001 certified quality control system, TFL seamlessly integrates high-purity alumina coating technology with high-precision large bearings. We not only provide high-performance anti-erosion bearings that rival top global brands but also offer professional technical support. With a flexible No MOQ policy and rapid-response delivery capabilities, TFL is dedicated to helping global clients resolve lead-time anxieties during urgent maintenance, achieving significant cost savings.

Features of 6322M/C3VL0241

Common Applications of Electrically Insulated Bearings

TFL 6322M/C3VL0241 is exclusively designed for “heavy-weight” industrial scenarios simultaneously facing extreme physical loads and strong stray currents. Typical applications cover main drive motors for mining crushers and ball mills, heavy steel continuous rolling mill drives, MW-class marine electric propulsors, and high-pressure transport pumps in large chemical plants. Its massive 63 series structure acts as a hardcore safeguard for the long-cycle, trouble-free operation of heavy machinery in harsh environments.

Mining locomotive traction motor disassembled revealing insulated bearing on the armature shaft.

Mining & Minerals Processing

In large mining cone crushers and high-pressure grinding rolls by Metso and Sandvik, the accompanying ABB high-power high-voltage VFD motors must handle extremely violent load fluctuations and continuous severe vibrations. The ultra-high-strength solid brass cage of TFL 6322M/C3VL0241 perfectly resists mechanical shocks, while the 3000V outer-ring ceramic coating cuts off leakage loops caused by inverter harmonics. It is a highly recommended insulated bearing upgrade for harsh mining conditions.

steel mills and insulated bearings for motor

Steel & Metallurgy Rolling Drives

In hot and cold rolling production lines at steel plants, MW-class main drive motors manufactured by Siemens are constantly exposed to radiant high temperatures and immense impacts when billets are gripped. The C3 clearance of TFL 6322M/C3VL0241 safely accommodates internal expansion from heat transfer. Its heavy-duty raceway and anti-erosion outer ring work together to avoid "micro-arcing" pitting caused by parasitic shaft currents, drastically reducing unplanned downtime on the rolling line.

insulated bearing for marine propulsion

Marine Electric Propulsion

In electric propulsion systems of modern ocean icebreakers and LNG carriers (such as Wärtsilä and ABB Azipod podded propulsors), main shaft motors operate under continuous high torque for extended periods, where high-power inverters inevitably introduce common-mode shaft voltages. As a critical support component, TFL 6322M/C3VL0241 provides immense load capacity (63 series) and stable, long-lasting electrical isolation, ensuring high safety in complex sea conditions. It is a reliable direct replacement for SKF INSOCOAT to enhance navigation system redundancy.

*The brands and series mentioned are provided for industry illustration only. Final bearing selection should be confirmed through verification of dimensions, clearance class, insulation type, and operating conditions. For selection assistance or technical consultation, please contact the TFL engineering team for support.

Q&A

The 6322M and 6222M both have a 110mm bore. What is the difference and how should I choose?

Although the bore is the same, the 6322M is a heavy-duty 63 series with an outer diameter of 240mm (width 50mm), while the 6222M is a medium series with a 200mm OD (width 38mm). The 6322M features larger balls and a wider cross-section, allowing it to handle significantly higher radial loads and severe impacts. If your equipment is subjected to extreme loads, such as a mining crusher or marine main propulsor, you must use the 6322M series.

Can a bearing weighing over a dozen kilograms like the 6322M/C3VL0241 be struck during installation?

Absolutely not. The installation of such large bearings must strictly follow protocols. You must use a professional medium-frequency induction heater to uniformly heat the bearing to 90°C - 110°C for shrink-fitting. Any mechanical striking or violent cold pressing on the outer ring will cause the extremely hard but non-malleable alumina ceramic insulation layer to shatter, rendering the insulation useless.

Our plant is about to overhaul a high-voltage motor. How fast can TFL deliver the 6322M/C3VL0241?

For a large heavy-duty insulated bearing like the 6322M, international brands often face long lead times. TFL typically maintains high-precision blank inventory. Upon order confirmation, we immediately schedule the coating process and strict voltage testing, usually dispatching within 1-2 weeks. Please contact our sales engineers immediately to confirm real-time stock status.

Will the C3 clearance on this bearing cause excessive noise during operation?

C3 clearance is indeed slightly larger than standard clearance. However, as the motor reaches operating temperature shortly after startup, the temperature differential between the inner and outer rings causes the components to expand, absorbing this extra clearance. Therefore, at normal full-load operating temperatures, the internal clearance optimizes, and combined with precision grinding, the running noise remains very smooth.
Send Inquiry

"*" indicates required fields

This field is for validation purposes and should be left unchanged.

Need a Reliable Technical Solution?

We're more than a supplier; we're a manufacturing partner with 20+ years of R&D experience. Speak with our engineers, and you'll find our expertise can solve your electrical erosion issues and significantly reduce long-term maintenance costs.

Get a Free Custom Solution & Quote

弹窗表单

"*" indicates required fields

This field is for validation purposes and should be left unchanged.
Max. file size: 2 GB.
This site is registered on wpml.org as a development site. Switch to a production site key to remove this banner.