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/P4CDB

BTM 85 ATN9/P4CDB

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		7300	r/min
Attainable speed for oil-air lubrication		9300	r/min
Preload class A		300	N
Preload class B		900	N
Static axial stiffnes for preload A		259	N/µm
Static axial stiffnes for preload B		390	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

1.85

Model Number: BTM 85 ATN9/P4CDB
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：2026-06-26
Application:pressure control valve,medical equipment,Antenna Potentials,motorcycle,storage shelves,Water Monitoring,oral medical device,Medical printer,Plastic molding,Medical equipment,switch
Similar models:IR 85x100x63 61852 614885 GEP 850 FS NCF 29/850 V MS 31/850 591/850 M HME 31/850 IR 75x85x30 314485 C
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Model No. Inner Diameter Outer Diameter Width Type

87247
9409
G 18x24x3
NU 219 ECM
S7016 CE/HCP4A

Purchase the SKF BTM 85 ATN9/P4CDB Please fill in the following

Hot number： 24916 63/22 6302/HR11TN 640x690x25 HDS1 R 7020 ACB/P4A 7312 BECCM 86000 BC1B 322770 A/HB1 BTM 150 BM/HCP4CDB FYTB 50 TR HA 315 NNU 49/500 B/SPW33X PBM 182516 M1G1 SAW 23544 x 7.7/8 SY 1. LDW

Model No.	Inner Diameter	Outer Diameter	Width	Type
87247
9409
G 18x24x3
NU 219 ECM
S7016 CE/HCP4A