Needle Roller Brg, 12121, 3/4in Bore, Open MPN:M-12121
Needle Roller Brg, 12121, 3/4in Bore, Open
The Koyo Needle Roller Bearing is a high-performance bearing designed for demanding applications. With a 3/4 inch bore and open closure, it provides maximum flexibility and versatility. Suitable for use in a wide range of industries, including automotive, aerospace, and industrial equipment, this bearing offers improved load capacity, reduced friction, and increased efficiency. Its drawn cup design and full complement of rollers ensure smooth operation and extended lifespan. Ideal for high-speed applications, it can withstand temperatures from -4 to 250 degrees F and speeds up to 5,600 RPM, making it a reliable choice for heavy-duty use.
Top product features:
- Full Complement design for increased load capacity
- Drawn Cup Needle Roller Bearing design for improved radial support
- Lubricant compatibility with grease and oil for reduced maintenance
Top product applications:
- Pump shafts
- Conveyor rollers
- Motor shafts
Needle Roller Bearing, Bearing Industry Number 12121, Bearing Design M-1, Bore Diameter 3/4 in, Cage Material Not Applicable, Closure Open, Compatible Ring Grainger Part Number 779KF7, Compatible Ring Manufacturer Part Number IR-812, Full Complement Yes, Lubricant Material Grease, Oil, Maximum Speed 5,600 RPM, Maximum Temperature 250 Degrees F, Minimum Temperature -4 Degrees F, Needle Bearing Type Drawn Cup Needle Roller Bearing, Number of Rows One, Outside Diameter 1 in, Overall Width 0.75 in
Additional Information
- Country of Origin: JP
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 2.60
- Package Width: 2.80
- Package Height: 1.30
- Package Weight: 0.10
Product info last updated on February 10, 2026 2:34pm UTC
Category: Bearings, V-belts and Power Transmission Equipment