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 120 BTN9/HCP4CDB

BTM 120 BTN9/HCP4CDB

Dimensions

d		120	mm
D		180	mm
H		54	mm
d₁		147.7	mm
D₁		165	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm

Abutment dimensions

d_a	min.	129	mm
D_a	max.	175	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		144.1	mm

Calculation data

Basic dynamic load rating	C	69.5	kN
Basic static load rating	C₀	166	kN
Fatigue load limit	P_u	5.7	kN
Attainable speed for grease lubrication		5700	r/min
Attainable speed for oil-air lubrication		6800	r/min
Preload class A		850	N
Preload class B		2550	N
Static axial stiffnes for preload A		720	N/µm
Static axial stiffnes for preload B		1093	N/µm
Reference grease quantity	G_ref	40	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

4.2

Model Number: BTM 120 BTN9/HCP4CDB
Inner Diameter：120mm Outer Diameter：180mm Width：54mm
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：2026-06-25
Application:printing equipment,medical equipment,Hair styling device,marine test,training beds etc,cleaning agent,stamping die and its equipment,sample cup,chemical raw materials and reagents,reinforced machinery,air shower etc
Similar models:K 81208 TN AXK 120155 511/1120 F PBMF 061206 M1 PCM 101208 E 11207 TN9 PCM 120125100 E BD-23120 CCK/W33-AHX 3120 718/1120 AMB 81120 TN
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Model No. Inner Diameter Outer Diameter Width Type

18x47x6 HMSA10 RG
3208 A
3320 A
471801
SYFWK 20 LTHR

Purchase the SKF BTM 120 BTN9/HCP4CDB Please fill in the following

Hot number： 16532 2211 EKTN9 20538 22216 EK BD-23130 CCK/W33-AHX 3130 G 46770 523587 6004/HC5C3 61809-2RS1 61817-2RZ GEC 560 FBAS RN-4x29.8 BF/G2 RNU 209 ECJ S7014 ACE/HCP4A SSAFS 22528 x 4.7/8

Model No.	Inner Diameter	Outer Diameter	Width	Type
18x47x6 HMSA10 RG
3208 A
3320 A
471801
SYFWK 20 LTHR