7307BDT NACHI Angular Contact Ball Bearings

7307BDT NACHI Angular Contact Ball Bearings

Name	7307BDT	7307BDT	7307BDT
Brand	NTN	NACHI	CYSD
Size (mm)	35x80x21(mm)	35x80x21(mm)	35x80x21(mm)
Bore Diameter (mm)	35(mm)	35(mm)	35(mm)
Outer Diameter (mm)	80(mm)	80(mm)	80(mm)
Width (mm)	21(mm)	21(mm)	21(mm)
d	35 mm 1.378 in	35 mm 1.378 in	35 mm 1.378 in
D	80 mm 3.1496 in	80 mm 3.1496 in	80 mm 3.1496 in
B	21 mm 0.8268 in	21 mm 0.8268 in	21 mm 0.8268 in
ra1 max.	1 mm 0.0394 in
Angle (α)	40 °	40 °	40 °
a	34,5 mm 1.3583 in	13.7 mm 0.5394 in
r min.	1,5 mm 0.0591 in	1.5 mm 0.0591 in	1,5 mm 0.0591 in
r1 min.	1 mm 0.0394 in	1 mm 0.0394 in
2B	42 mm 1.6535 in	42 mm 1.6535 in	42 mm 1.6535 in
da min.	43,5 mm 1.7126 in	40 mm 1.5748 in
Da max.	71,5 mm 2.815 in	74.6 mm 2.937 in
db min	40,5 mm 1.5945 in
ra max.	1,5 mm 0.0591 in	1 mm 0.0394 in
Db max	74,5 mm 2.9331 in
Weight	0,938 Kg	0.475 Kg	0,938 Kg
Basic dynamic load rating (C)	59,5 kN	61,5 kN	59,5 kN
Basic static load rating (C0)	48,5 kN	49,5 kN	48,5 kN
(Grease) Lubrication Speed	6 800 r/min	5500 r/min	6800 r/min

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