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 85 ATN9/HCP4CDB

BTM 85 ATN9/HCP4CDB

Dimensions

d		85	mm
D		130	mm
H		40.5	mm
d₁		105.8	mm
D₁		118.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm

Abutment dimensions

d_a	min.	91	mm
D_a	max.	126	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		102.9	mm

Calculation data

Basic dynamic load rating	C	33.5	kN
Basic static load rating	C₀	78	kN
Fatigue load limit	P_u	3.15	kN
Attainable speed for grease lubrication		9100	r/min
Attainable speed for oil-air lubrication		10900	r/min
Preload class A		300	N
Preload class B		900	N
Static axial stiffnes for preload A		287	N/µm
Static axial stiffnes for preload B		432	N/µm
Reference grease quantity	G_ref	16.8	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

1.7

Model Number: BTM 85 ATN9/HCP4CDB
Inner Diameter：85mm Outer Diameter：130mm Width：40.5mm
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：2026-04-16
Application:Dental Drill etc,Cleaning equipment,electromagnet,tray industry,tapered grinder,Textile Accessories,other CNC,sanitation facilities,metallurgical mold,climb ladder,Individual Wire
Similar models:NRT 850 A C 39/850 KM PSM 85100100 A51 314485 C MS 30/900-850 249/850 CAK30/W33 PRM 859080 PCM 8590100 M PCM 18018580 E 239/850 CA/W33
BEARING POWER International Trading Co.,Ltd. specialize in BTM85ATN9/HCP4CDB products，there is large inventory of SKF BTM 85 ATN9/HCP4CDB Angular contact thrust ball bearings, double direction, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the BTM 85 ATN9/HCP4CDB Which SKF BTM85ATN9/HCP4CDB is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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