Product number:

3904 2Z

Brand:

Product name:

bearing

Sizes:

20X37X13

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3904-2Z INA

d	Bore diameter	20 mm
D	Outside diameter	37 mm
B	Width	13 mm
Cr	Basic dynamic load rating, radial	9.100 N
C0r	Basic static load rating, radial	6.800 N
Cur	Fatigue load limit, radial	345 N
nG	Limiting speed	15.000 1/min
nϑr	Reference speed	12.100 1/min
≈m	Weight	55 g
da min	Minimum diameter shaft shoulder	23,2 mm
Da max	Maximum diameter of housing shoulder	33,8 mm
ra max	Maximum fillet radius	0,6 mm
rmin	Minimum chamfer dimension	0,6 mm
D2	Caliber diameter outer ring	33,2 mm
d2	Caliber diamter inner ring	24,25 mm
a	Distance between the apexes of the pressure cones	18,766 mm
α	Contact angle	25 °
Tmin	Operating temperature min.	-20 °C
Tmax	Operating temperature max.	100 °C
Lubricant	ball bearing grease, low noise for D<=62mm	GA14
Sealing	Non-contact seal on both sides	2RZ
Cage	solid cage made of glass-fiber reinforced polyamid PA66	TVH
Tolerance class	Normal (PN)	PN
Axial internal clearance	Group N (CN)	CN
Dimensional / heat stabilization	Rings dimensional stabilized up to 120°	SN
Design variant	Design variant B	B