K121812 Needle Roller Bearing Assembly Interchange Bearings

K121812 Needle Roller Bearing Assembly is ideal for high-performance equipment requiring precise axial positioning.This model features a lightweight cage structure combined with precision needle rollers, ensuring efficient load distribution and reduced friction.It is widely used in gearboxes, automotive transmissions, power tools, and industrial machinery where space is limited but performance is critical. We supply interchangeable replacements for INA, FAG, SKF , KOYO, NTN,THK , IKO... Stock is available for many standard models with fast shipment.

Below are examples of models we regularly produce and export:

K404720, K12X15X20-ZW-TV/0-7, K12X17X13-TV/0-7, K354736, K32X37X17, K354028.7, K829045, K101313, K45X59X36/0-6, K162127, K505520, K32X38X20, K405463, K47X52X17-B/0-7, K70X78X30-A/0-7, K406240, K243117, K25X35X30-A/0-7, K50X58X25, K52X57X12, K60X65X30-A/0-7, K285X300X50/-1-6, K18X22X13-A/0-7, K32*40*25.5, K25X31X21-B/0-7, K485420, K16X22X16, K12X16X8-A/0-7, K151918, K425831, K32X38X26-A/0-7, K344625, K323834, K182217, K115X123X27-A/0-7, K8X12X10 TN, K485317, K42X47X17, K101409, K283832

Packaging

• Industrial packaging
• Neutral packaging
• Customized brand packaging available
• Single box+standard export carton packing+wooden pallet packing for export shipment

Stock & Delivery

We maintain sufficient inventory for common bearing models.

Small trial orders are welcome. Fast shipment is available for urgent orders.

Send Inquiry

Send us the model number and quantity — we will check stock and provide a quotation quickly.

Email: sales@needle-bearing.com