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Series NBC needle bearings offer high capacity, thin cross section and unitized construction. They are commonly used in pivots and linkages. They are a non-separable unit, comprised of an inner ring, outer ring, needle rollers, and retaining washers which are fastened to the inner ring.
Grooves and hole for relubrication are provided in the inner ring and outer ring.
External surfaces, except inner ring bore, are cadmium plated.
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4NBC612ZP_FB

RBC Airframe Bearing - NBC Series / SAE AS24461
4NBC612ZP_FB

RBC Airframe Bearing - NBC Series / SAE AS24461
4NBC612ZP

RBC Airframe Bearing - NBC Series / SAE AS24461
4NBC612ZP_FB

RBC Airframe Bearing - NBC Series / SAE AS24461
4NBC612ZP_FB

RBC Airframe Bearing - NBC Series / SAE AS24461
Type N/A Track Type
Style N/A Needle Roller
Series N/A RBC®
Material N/A 52100 Bearing Quality Steel
Finish N/A Cadmium
Enclosure N/A Open
Precision Rating N/A Not Rated
Bore Shape N/A Round
Lubrication Type N/A Hole On Outer Ring
Number of Rows N/A 1
Inside Diameter N/A 0.19 in N/A 0.25 in N/A 0.25 in N/A 0.31 in N/A 0.31 in
Outside Diameter N/A 0.69 in N/A 0.75 in N/A 0.75 in N/A 0.81 in N/A 0.81 in
Overall Width N/A 0.312 in N/A 0.3750 in N/A 0.3750 in N/A 0.437 in N/A 0.437 in
Radius (r) N/A 0.022 in
Speed Limit N/A 100 rpm
Operating Temperature [Min] N/A 0 ºF
Operating Temperature [Max] N/A 250 ºF
Static Load Rating N/A 1800 lbf N/A 2870 lbf N/A 2870 lbf N/A 4070 lbf N/A 4070 lbf
Load Limit N/A 1800 lbf N/A 2870 lbf N/A 2870 lbf N/A 4070 lbf N/A 4070 lbf
Weight N/A 0.028 lb N/A 0.04 lb N/A 0.04 lb N/A 0.057 lb N/A 0.057 lb
Applications N/A Used in aerospace and industrial applications that necessitate the most stringent tolerances.
Additional Product Information 1 N/A RBC Airframe Needle Track Roller Bearing manufactured by RBC Bearings. ~~RBC Bearings manufactures highly engineered precision bearings, components and essential systems for the industrial, defense and aerospace industries. Founded in 1919, and now a publicly-traded company (NYSE: RBC), RBC currently has 52 facilities in 10 countries (34 in the USA), of which 37 are manufacturing facilities.
Additional Product Information 2 N/A Designed for use as track rollers to withstand heavy static loads or moderate loads under oscillation or slow rotation. ~Must be mounted in supporting housing. ~Has a single row of needle rollers and 2 retaining washers. ~This bearing is only for use in an aerospace application when purchased from an Authorized RBC Aerospace Distributor or other Authorized RBC Aerospace Seller with proper Aerospace Certification(s).