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 80 ATN9/HCP4CDB

BTM 80 ATN9/HCP4CDB

Dimensions

d		80	mm
D		125	mm
H		40.5	mm
d₁		100.8	mm
D₁		113.7	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm

Abutment dimensions

d_a	min.	86	mm
D_a	max.	121	mm
r_a	max.	1	mm
r_b	max.	0.6	mm
d_n		97.9	mm

Calculation data

Basic dynamic load rating	C	33.5	kN
Basic static load rating	C₀	73.5	kN
Fatigue load limit	P_u	3.1	kN
Attainable speed for grease lubrication		9600	r/min
Attainable speed for oil-air lubrication		11500	r/min
Preload class A		300	N
Preload class B		900	N
Static axial stiffnes for preload A		280	N/µm
Static axial stiffnes for preload B		422	N/µm
Reference grease quantity	G_ref	16	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

1.65

Model Number: BTM 80 ATN9/HCP4CDB
Inner Diameter：80mm Outer Diameter：125mm 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：2026-07-22
Application:industrial supplies,impression material,agricultural testing and analysis equipment and related,Chromatography Products,Hair styling device,static control,cleaners,spectrometer,Spectrum Products,tobacco machinery,Spectrum Products
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Model No. Inner Diameter Outer Diameter Width Type

40x90x8 CRW1 R
9663
H 2313
NK 105/26
YAR 207-2RF/VE495

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Hot number： 108x170x15 HMS5 V 14359 17x28x7 HMSA10 V 17x29x5 HMSA10 V 240x270x15 HMS5 RG 403203 6052 6206-2RZTN9/HC5C3WT 7206 BEGAY BD-C 2206 KTN9-H 306 E FYT 30 TF/VA201 PCM 242720 E PFT 1.1/2 TR RLS 5-2RS1 SILR 20 ES

Model No.	Inner Diameter	Outer Diameter	Width	Type
40x90x8 CRW1 R
9663
H 2313
NK 105/26
YAR 207-2RF/VE495