Bearings, units and housings -- Super-precision bearings -- Double direction angular contact thrust ball bearings -- Angular contact thrust ball bearings, double direction, super-precision -- SKF BTM 90 ATN9/HCP4CDB

BTM 90 ATN9/HCP4CDB

Dimensions

d		90	mm
D		140	mm
H		45	mm
d₁		113	mm
D₁		127.1	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1	mm

Abutment dimensions

d_a	min.	97	mm
D_a	max.	135	mm
r_a	max.	1.5	mm
r_b	max.	1	mm
d_n		109.7	mm

Calculation data

Basic dynamic load rating	C	39	kN
Basic static load rating	C₀	91.5	kN
Fatigue load limit	P_u	3.55	kN
Attainable speed for grease lubrication		8500	r/min
Attainable speed for oil-air lubrication		10100	r/min
Preload class A		400	N
Preload class B		1200	N
Static axial stiffnes for preload A		324	N/µm
Static axial stiffnes for preload B		490	N/µm
Reference grease quantity	G_ref	22	cm³

Notes

Speed values are applicable to bearings with light preload (suffix DBA). For bearings with a heavy preload (suffix DBB), attainable speeds are about 75% of the quoted values.

Mass

Mass bearing

2.3

Model Number: BTM 90 ATN9/HCP4CDB
Inner Diameter：90mm Outer Diameter：140mm Width：45mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Double direction angular contact thrust ball bearings Angular contact thrust ball bearings, double direction, super-precision
Details： Angular contact thrust ball bearings, double direction, super-precision
Update date：2025-12-09
Application:ECG,Low-voltage electrical equipment,car instrument,journal lathe,Animal Tracking,key lock,transportation equipment,engineering machine,casting embedding,Leather Products,Forklift industry
Similar models:W 61908-2Z PF 90 AOH 32/900 LS 150190 S71909 CE/P4A BT4B 328986 G/HA1VA901 NKIA 5903 BT4B 328912 G/HA1VA901 71906 CB/P4A BT4B 334080 G/HA1VA901
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