S=(W33-SKF)=Lubrication Groove And Three Holes In Bearing Outer Ring. K=Tapered Bore, Taper 1:12. M=Solid Brass Cage, Roller Guided. SP=Special Precision Class For Machine Tool Bearings: Dimensional Accuracy Approximately To P5, Running Accuracy Appr
Inner (d) Inch
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Outer (D) Inch
-
Width (B) Inch
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Description from Medias
Cylindrical roller bearings NNU49..-S-K-M-SP, main dimensions to DIN 5412-4, non-locating bearing, double row, with tapered bore, taper 1:12, separable, with cage, reduced radial internal clearance, r
Manufacturer Part Number (MPN)
NNU4952-S-K-M-SP
Bore
K - 1:12 Tapered Bore (Standard for Most Types)
Seal
No Seal
Cage Type
M - Brass Cage
External Modification
No External Modification
Radial Internal Play
Cn Normal Internal
Precision
SP - Precision Higher than P4S
Heat Stabilization
Special Treatment
No Heat Stabilization - Temperatures up to 120°C