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Specifications
Availability4 pcs
BrandNSK
Item NumberSTFN2238A1G5/S/MMC3U303S NSK
CategoryCylindrical Roller Bearing Single Row
Weight and Dimensions
Inner (d) MM
190
Outer (D) MM
340
Width (B) MM
92
Inner (d) Inch
7.4803
Outer (D) Inch
13.3858
Width (B) Inch
3.622
Weight (kg)
38
Product Properties
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
S - Steel or Standard Cage
External Modification
2R - 2 Snap Rings in O.D.
Radial Internal Play
C3 Internal Play (Higher than Cn)
Precision
Hardened Outer / Inner Rings
Heat Stabilization
No Heat Stabilization - Temperatures up to 120 °C
Suffix description
A1Internal Design Modification
G5Carburized Steel - Inner And Outer Ring
/S/Black Oxide Coating
MMTwo Retaining Rings In The Outer Ring
C3Internal Clearance Larger Than Normal
U303The Code U303 In The Article Number Of An NSK Bearing Shows That It Was Specially Developed And Produced For Use In Wind Power Technology. These Wind Turbine Bearings Are Made From Premium, High-Purity Bearing Steels And Special Steels Used Exclusively By NSK. They Are Also Assembled In Separate Production Areas And Subject To Special Packaging Regulations, Which Prevent Contamination
SSurface Protection - Either Phosphatized Or Coated With MoS2
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