SP=Special Precision Class For Machine Tool Bearings: Dimensional Accuracy Approximately To P5, Running Accuracy Approximately To P4. C3=Internal Clearance Larger Than Normal.
Inner (d) Inch
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Outer (D) Inch
-
Width (B) Inch
-
Description from Medias
Manufacturer Part Number (MPN)
LNNU4920/SPC3
Bore
C - Cylindrical Bore
Seal
No Seal
Cage Type
S - Steel or Standard Cage
External Modification
No External Modification
Radial Internal Play
C3 Internal Play (Higher than Cn)
Precision
SP - Precision Higher than P4S
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C