Product Research
MS27647 • SAE-AS7949 (DW Series)
• Extra wide, double row, ball, medium duty
• PTFE seals and CRES sealcaps
• Exposed surfaces except bore, caps, and seals are cadmium plated
• Prelubricated for life
• Also offered with CRES 440C material and/or zinc nickel plating per OEM specifications
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Unit of Measure
Items
DW5FS428_FB

RBC Airframe Bearing - DW Series
DW5FS428_FB

RBC Airframe Bearing - DW Series
DW5FS428_FB

RBC Airframe Bearing - DW Series
DW5FS428_FB

RBC Airframe Bearing - DW Series
DW5FS428

RBC Airframe Bearing - DW Series
Industry Standards/Certifications N/A SAE-AS27647
Type N/A Airframe Control
Bore (B) N/A 0.25 in N/A 0.25 in N/A 0.25 in N/A 0.25 in N/A 0.31 in
Outside Diameter (D) N/A 0.75 in N/A 0.75 in N/A 0.63 in N/A 0.63 in N/A 0.88 in
Inside Ring Width (W) N/A 0.875 in N/A 0.875 in N/A 0.562 in N/A 0.562 in N/A 0.938 in
Outside Ring Width (H) N/A 0.75 in N/A 0.75 in N/A 0.5 in N/A 0.5 in N/A 0.813 in
Style N/A Ball Bearing
Series N/A RBC®
Material N/A 52100 Bearing Quality Steel
Cage Material N/A No Cage
Finish N/A Cadmium
Enclosure N/A Double Sealed
Clearance N/A C0
Bore Shape N/A Round
Outside Ring Shape N/A Straight
Include Snap Ring N/A No
Filling Slot N/A Double Row Non-Fill Slot
Number of Rows N/A 2
Speed [Max] N/A 500 rpm
Radial Limit Load Rating N/A 2770 lbf N/A 2770 lbf N/A 1400 lbf N/A 1400 lbf N/A 5140 lbf
Weight N/A 0.04 lb N/A 0.04 lb N/A 0.025 lb N/A 0.025 lb N/A 0.07 lb
Applications N/A Used in aerospace and industrial applications that necessitate the most stringent tolerances.
Additional Product Information 1 N/A RBC Airframe Control Ball 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 Extra wide, double row medium duty airframe control ball bearing. ~PTFE seals and CRES sealcaps. ~Exposed surfaces except bore, caps and seals are cadmium plated. ~Prelubricated for life. ~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).