It inch bearings in the EE(B), RLS and RMS series are intended as aftermarket items and, therefore, it recommends not using these bearings for new bearing arrangement designs.

Bearing Number	Bore Dia	Outer DIa	Width	Size
NSK EE700091/700167 SINGLE-ROW BEARINGS	6	Double	Yes (with retaining	1045 Carbon Steel
NSK R480-1A SINGLE-ROW BEARINGS	Compact Type	Flange Type	Available	8 Days
NSK EE420751/421450 SINGLE-ROW BEARINGS	6	Flanged Pilot Type	Bearings with Housin	54
NSK 94687/94113 SINGLE-ROW BEARINGS	220 °C	40 mm	0.42 Hz	35 mm
NSK HH949549/HH949510 SINGLE-ROW BEARINGS	8 Days	Standard	Pillow Type	No Cover
NSK 64433/64700 SINGLE-ROW BEARINGS	1.5 mm	6,400 rpm	40 mm	B04144
NSK 32080 SINGLE-ROW BEARINGS	Metric System	6	Grade 0	22
NSK LL529749/LL529710 SINGLE-ROW BEARINGS	Tapered hole adapter	Insert Bearing Unit	J7	No
NSK 67790/67720 SINGLE-ROW BEARINGS	62 kN	100 °C	68.2 mm	34.1 mm
NSK HR32921J SINGLE-ROW BEARINGS	42.9 mm	11.5 Nm	EX210G2T04	143 mm
NSK LL778149/LL778110 SINGLE-ROW BEARINGS	33 mm	4.78 kN	99 mm	-20 °C
NSK 32080 SINGLE-ROW BEARINGS	Round Type	52100 Bearing Steel	10 Days or more	6