INA NKIA5903-XL bearings
INA needle roller/angular contact ball bearings NKIA, single direction axial component

Inquiry for price
INA needle roller/angular contact ball bearings NKIA
Bore diameter
17.000 mm
Outside diameter
30.000 mm
Total width
18.000 mm
Cr
12400 N
C0r
14600 N
Ca
3150 N
C0a
4900 N
Limiting speed
20600 r/min
Net weight
52.7 g
Measurement system
Metric
Bearing material
Steel
Rolling material
Steel
Tolerance class
Normal (PN)
Lubricant in bearing
None
Relubrication feature
With

In stock

Technical specification for INA NKIA5903-XL

NKIA5903-XL INA
Part NumberNKIA5903-XL
DescriptionNeedle roller/angular contact ball bearings NKIA, single direction axial component
Main Dimensions & Performance Data
d 17 mm Bore Diameter
D 30 mm Outside diameter
B 18 mm Width
Cr 12400 N Basic dynamic load rating, radial
C0r 14600 N Basic static load rating, radial
Ca 3150 N Basic dynamic load rating, axial
C0a 4900 N Basic static load rating, axial
Cur 2650 N Fatigue load limit, radial
Cua 222 N Fatigue load limit, axial
nG 20600 1/min Limiting speed
nr 15000 1/min Reference speed
m 52.7 g Weight
Dimensions for NKIA5903-XL
F 22 mm Raceway diameter inner ring
rmin 0.3 mm Minimum chamfer dimension
INA needle roller/angular contact ball bearings NKIA

INA NKIA5903-XL is a precision Needle Roller / Angular Contact Ball Bearing designed to support combined radial and axial loads in compact applications. As part of the NKIA series, this bearing combines a radial needle roller bearing with a single-direction angular contact ball bearing, providing excellent load-carrying capacity while minimizing installation space.

INA NKIA5903-XL bearing is widely used in machine tools, industrial gearboxes, pumps, automation equipment, and other applications requiring reliable performance under combined loading conditions.

Product Specifications

  • Brand: INA
  • Model: NKIA5903-XL
  • Bearing Type: Needle Roller / Angular Contact Ball Bearing
  • Series: NKIA
  • Axial Component: Single Direction
  • Standard: DIN 5429-2
  • Bore Diameter (ID): 17 mm
  • Outside Diameter (OD): 30 mm
  • Width (B): 18 mm

INA NKIA5903-XL bearing offers an ideal solution where both radial and axial loads must be accommodated within a compact design. Its combination of needle roller and angular contact ball bearing technology delivers excellent load capacity, high operating reliability, and efficient space utilization.

We supply INA NKIA5903-XL bearings with competitive pricing, worldwide shipping, and professional customer support. Whether you need a single bearing or bulk quantities for OEM and industrial applications, we are ready to assist.

Contact us today for the latest INA NKIA5903-XL price, stock availability, lead time, and shipping options. We welcome inquiries from distributors, maintenance companies, equipment manufacturers, and industrial buyers worldwide.

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