Bearing Distributors, Inc. - Tapered Roller Bearings (Nachi)

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Items	H-E30203J Tapered Roller Bearings	H-E30303J Tapered Roller Bearings	H-E30204J Tapered Roller Bearings	H-E30304J Tapered Roller Bearings	H-E32004J Tapered Roller Bearings
Brand	N/A Nachi America, Inc.
Bore Type	N/A Cylindrical Bore
Configuration	N/A Single Row
Enclosure	N/A Open
Bore Size	N/A 17 mm	N/A 17 mm	N/A 20 mm	N/A 20 mm	N/A 20 mm
Outside Diameter	N/A 40 mm	N/A 47 mm	N/A 47 mm	N/A 52 mm	N/A 42 mm
Width	N/A 13.3 mm	N/A 15.3 mm	N/A 15.3 mm	N/A 16.3 mm	N/A 15 mm
Fillet Radius/Chamfer	N/A 1 mm	N/A 1 mm	N/A 1 mm	N/A 1.5 mm	N/A 0.6 mm
Dynamic Load Rating	N/A 20,800 N	N/A 27,400 N	N/A 27,000 N	N/A 36,400 N	N/A 27,300 N
Static Load Rating	N/A 20,700 N	N/A 24,500 N	N/A 27,200 N	N/A 35,200 N	N/A 31,500 N
Limiting Speed - Grease	N/A 10,000 rpm	N/A 9,200 rpm	N/A 8,700 rpm	N/A 8,300 rpm	N/A 9,300 rpm
Limiting Speed - Oil	N/A 14,000 rpm	N/A 12,000 rpm	N/A 12,000 rpm	N/A 11,000 rpm	N/A 13,000 rpm
Weight	N/A 0.081 kg	N/A 0.133 kg	N/A 0.127 kg	N/A 0.179 kg	N/A 0.102 kg
B	N/A 12 mm	N/A 14 mm	N/A 14 mm	N/A 16 mm	N/A 15 mm
C	N/A 11 mm	N/A 12 mm	N/A 12 mm	N/A 13 mm	N/A 12 mm
r1	N/A 1 mm	N/A 1 mm	N/A 1 mm	N/A 1.5 mm	N/A 0.6 mm
a	N/A
da (min)	N/A 22.5 mm	N/A 22.5 mm	N/A 25.5 mm	N/A 28.5 mm	N/A 24.5 mm
db (max)	N/A 23 mm	N/A 25 mm	N/A 27 mm	N/A 28 mm	N/A 25 mm
Da (min)	N/A 33 mm	N/A 40 mm	N/A 39 mm	N/A 44 mm	N/A 35 mm
Db (min)	N/A 37 mm	N/A 42 mm	N/A 44 mm	N/A 47 mm	N/A 39 mm
S1 (min)	N/A 2 mm	N/A 2 mm	N/A 2 mm	N/A 2 mm	N/A 3 mm
S2 (min)	N/A 2 mm	N/A 3 mm	N/A 3 mm	N/A 3 mm	N/A 3 mm
Cone ra (max)	N/A 1 mm	N/A 1 mm	N/A 1 mm	N/A 1.5 mm	N/A 0.6 mm
Cup ra (max)	N/A 1 mm	N/A 1 mm	N/A 1 mm	N/A 1.5 mm	N/A 0.6 mm
Load Center	N/A 3.2 mm	N/A 4.3 mm	N/A 3.5 mm	N/A 3 mm	N/A 4.5 mm
Constant e	N/A 0.35	N/A 0.29	N/A 0.35	N/A 0.30	N/A 0.37
Axial Load Factor Y0	N/A 0.96	N/A 1.16	N/A 0.95	N/A 1.10	N/A 0.88
Axial Load Factor Y1	N/A 1.74	N/A 2.11	N/A 1.74	N/A 2.00	N/A 1.60

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