Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Combined needle roller bearings -- Needle roller / thrust rolling bearings SKF NKX 25

NKX 25

Dimensions

F_w		25	mm
D		37	mm
C		30	mm
C₁		11	mm
C₂		9.5	mm
d		25	mm
D₁		42.1	mm
r_1,2	min.	0.6	mm

Abutment dimensions

d_a	min.	37.7	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm
d_i		20	mm
F		25	mm
B_i		20	mm

Calculation data

Basic dynamic load rating, radial direction	C	19	kN
Basic static load rating, radial direction	C₀	32.5	kN
Basic dynamic load rating, axial direction	C	19.5	kN
Basic static load rating, axial direction	C₀	40.5	kN
Fatigue load limit, radial direction	P_u	4	kN
Fatigue load limit, axial direction	P_u	1.5	kN
Minimum axial load factor	A	0.0085
Reference speed		6300	r/min
Limiting speed		9000	r/min

Mass

Mass bearing

0.13

Associated products

Inner ring

IR 20x25x20

Model Number: NKX 25
Inner Diameter：25mm Outer Diameter：37mm Width：30mm
Reference speed:9000 r/min Limiting speed:6300 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Combined needle roller bearings
Details： Combined needle roller bearings Needle roller / thrust rolling bearings
Update date：2026-04-22
Application:standing experimental equipment,metal mold,Optical Instruments,storage shelves,supporting facilities,Safety protection,ignition system,transportation equipment,extruder,plastic molding,extruder
Similar models:PSM 253232 A51 BT2B 332501/HA5 NU 256 MA SAF 22524 PCM 252850 M 6256 M SAFS 22518 x 3.1/8 TLC SAF 22536 TLC SAFS 22517 x 3 T SAFS 22522 T
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OKCS 360	360		-
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