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

NKIB 5903

Dimensions

d		17	mm
D		30	mm
B		20	mm
C		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

0.058

Model Number: NKIB 5903
Inner Diameter：17mm Outer Diameter：30mm Width：20mm
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:ignition system,Medium and large motor,thin metal materials,sheet industry,Infrared Technology,car shock absorber,decoration machinery,other rubber,clean stationery,Plastic molding,Flame Cutting
Similar models:NKIA 5903 PCM 859030 E PCM 859030 M NKIB 5903
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Model No.	Inner Diameter	Outer Diameter	Width	Type
190 VS V	171	-	-	Seals
27x42x10 HMS5 V	27	42	10	Seals
3061	7.9502	15.9	3.96	Seals
52x63x8 HMS5 V	52	63	8	Seals
6022 N	110	170	28	Bearings, units and housings
6224-RS1	120	215	40	Bearings, units and housings
6318 M	90	190	43	Bearings, units and housings
AXK 110145	110	145	4	Bearings, units and housings
BTM 180 AM/HCP4CDB	180	280	90	Bearings, units and housings
HE 310 E	44.45	50	42	Bearings, units and housings
NCF 3056 CV	280	420	106	Bearings, units and housings
SYE 3 N	76.2	-	-	Bearings, units and housings

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