Bearings, units and housings -- Roller bearings -- Needle roller bearings -- Combined needle roller bearings -- Needle roller / angular contact ball bearings SKF NKIA 5903

NKIA 5903

Dimensions

d		17	mm
D		30	mm
B		18	mm
F		22	mm
r₁_,2	min.	0.3	mm

Abutment dimensions

d_a	min.	19	mm
D_a	max.	28	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating, radial direction	C	11.4	kN
Basic static load rating, radial direction	C₀	16.3	kN
Basic dynamic load rating, axial direction	C	2.24	kN
Basic static load rating, axial direction	C₀	2.74	kN
Fatigue load limit, radial direction	P_u	1.96	kN
Fatigue load limit, axial direction	P_u	0.116	kN
Reference speed		18000	r/min
Limiting speed		20000	r/min

Mass

Mass bearing

0.056

Model Number: NKIA 5903
Inner Diameter：17mm Outer Diameter：30mm Width：18mm
Reference speed:20000 r/min Limiting speed:18000 r/min
Type：Bearings, units and housings Roller bearings Needle roller bearings Combined needle roller bearings
Details： Combined needle roller bearings Needle roller / angular contact ball bearings
Update date：2026-04-16
Application:Hydraulic Couplings,education model Instruments,power source,lifting upgrade,vertical pull,leather processing,wall materials,medical equipment,expectoration machine,tapered grinder,PVC
Similar models:PCM 859030 M PCM 859030 E NKIB 5903 NKIA 5903
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Model No.	Inner Diameter	Outer Diameter	Width	Type
19264	49.2252	69.85	7.95	Seals
20586	52.4002	76.12	11.13	Seals
206-2ZNR	30	62	16	Bearings, units and housings
6240	200	360	58	Bearings, units and housings
7001 ACE/P4AH	12	28	8	Bearings, units and housings
BEAM 040115-2RZ	40	115	46	Bearings, units and housings
NU 1044 ML	220	340	56	Bearings, units and housings
SAF 22530 T	131.7625	-	-	Bearings, units and housings
SAF 22532 x 5.3/8 T	136.525	-	-	Bearings, units and housings
W 6007-2Z	35	62	14	Bearings, units and housings
SSAFS 22544 x 7.7/8	200.025	-	-	Bearings, units and housings
W 638/5-2Z	5	11	5	Bearings, units and housings

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