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：2026-03-04
Application:machine lathe,Cylinder Micro,clean stationery,coupling type,medical equipment,Safety protection,Surveying Surveying Instruments,sample cup,education model Instruments,power protection,water protection
Similar models:PWM 809080 RNA 4908 RS NA 4904 71907 CB/HCP4A S71902 ACD/P4A S71900 ACD/P4A 71902 CE/P4AH RNAO 70x90x30 IR 90x105x63 891/900 M
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Model No. Inner Diameter Outer Diameter Width Type

51200 V/HR11Q1
84263
C 2238 K
D/W RW155 R
SYJ 510

Purchase the SKF BTM 90 ATN9/HCP4CDB Please fill in the following

Hot number： 14 VS V 22352 CC/W33 295x335x18 HDS1 R 3318 DMA 53418 M + U 418 61801-2Z 6220-2Z/VA228 628/9-Z 71913 CD/HCP4A HK 0812.2RS NJ 216 ECML PRM 202320 RMS 12 S7004 ACD/HCP4A SYE 2 1/2

Model No.	Inner Diameter	Outer Diameter	Width	Type
51200 V/HR11Q1
84263
C 2238 K
D/W RW155 R
SYJ 510