RBC Bearings Inc.
RBC Bearings Inc.
Address: One Tribology Center
Oxford, CT 06478
Phone: (203) 267-7001
Fax: (203) 267-5000
Email: AeroInfo@RBCbearings.com
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MS27647-R • SAE-AS7949
• 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
RBC-Airframe-Bearing-MDW-Series
Unit of Measure
1 

Item #

Bore (B)

Outside Diameter (D)

Inside Ring Width (W)

Outside Ring Width (H)

Radial Limit Load Rating

MDW4K2FS464 N/A 0.25 in N/A 0.63 in N/A 0.562 in N/A 0.5 in N/A 1400 lbf
MDW5FS428 N/A 0.31 in N/A 0.88 in N/A 0.938 in N/A 0.813 in N/A 5140 lbf
MDW5FS464 N/A 0.31 in N/A 0.88 in N/A 0.938 in N/A 0.813 in N/A 5140 lbf
MDW4K2FS428 N/A 0.25 in N/A 0.63 in N/A 0.562 in N/A 0.5 in N/A 1400 lbf
MDW6FS464 N/A 0.38 in N/A 1.06 in N/A 1.188 in N/A 1.063 in N/A 8440 lbf
Unit of Measure
1