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：2026-04-16
Application:sucker industry,turret industry,electronic materials,electric hydraulic lifting platform,milling head plug,animal anatomy,centrifugal pump,equipment and,physical instruments,food packaging,Textile Accessories
Similar models:P 80 R-35 WF NU 3980 ECMA NUP 29/1180 ECMA/HA1 W 61808-2RZ W 61801 R 61806-2RZ 71802 ACD/P4 PRMF 808540 KRE 80 PPA W 61803 R
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Model No.	Inner Diameter	Outer Diameter	Width	Type
16023	40.9956	59.0042	8.001	Seals
325 VL V	292	-	-	Seals
407254	670	-	-	Seals
41307	104.775	152.43	11.13	Seals
99863	55	62.0014	22.987	Seals
99317	80	89.9922	15.0114	Seals
AOH 241/750 G	710	750	520	Bearings, units and housings
GS 81214	70	105	8	Bearings, units and housings
KM 0	4	-	10	Bearings, units and housings
NJ 305 ECML	25	62	17	Bearings, units and housings
SAA 70 ES-2RS	70	-	49	Bearings, units and housings
SYE 1 11/16	42.8625	-	-	Bearings, units and housings

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Hot number： 22338 CCK/W33 61872 MA 63008-2RS1 BB1B 363297 HM 801346/310 N 216 ECP NCF 2338 ECJB/PEX NKIS 40 NKX 10 ZTN NU 1030 M/C3VL2071 NUP 2305 ECML NUTR 40 A SD 18x24x3 SYFWR 1. YZTHR W 61801-2RS1