E=Increased Load Capacity. XL=X-Life. M1=Solid Brass Cage, Two Piece, Roller Guided. F1=(Segment Precision, Code 31)=FAG Manufacturing And Inspection Specification For Cylindrical Roller Bearings In Traction Motors Which Considers, Among Others, The
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)
NU320-E-XL-M1-F1-C4
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
M - Brass Cage
External Modification
No External Modification
Radial Internal Play
C4 Internal Play (Higher than C3)
Precision
31 - Bearings for Traction Motors
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C