IKO

IKO IRT4520 Needle Roller Bearing Inner Ring 45x50x20.5mm

Part Number: IRT4520
Inner Diameter (Bore) 45 mm
Outer Diameter 50 mm
Width 20.5 mm

IKO IRT4520 inner ring for needle roller bearings. Bore 45mm, outer 50mm, width 20.5mm. Hardened raceway for shell-type needle bearings.

Qty:
  • Bore 45mm, outer 50mm, width 20.5mm
  • Fits TA 5020Z, TLA 5020Z
  • IKO (Nippon Thompson) precision manufacture to JIS standards
  • Precision inner ring providing a hardened, ground raceway for shell-type needle roller bearings
  • Use where the shaft cannot be hardened or ground
Brand

IKO

Bearing Type

Needle Roller Inner Ring

Series

IRT

Measurement System

Metric

Inner Diameter (Bore)

45 mm

Outer Diameter

50 mm

Width

20.5 mm

Material

Chrome Bearing Steel

Compatible Bearings

TA5020Z, TLA5020Z

Weight

0.059 kg

Features & Benefits Bore 45mm, outer 50mm, width 20.5mm
Fits TA 5020Z, TLA 5020Z
IKO (Nippon Thompson) precision manufacture to JIS standards
Precision inner ring providing a hardened, ground raceway for shell-type needle roller bearings
Use where the shaft cannot be hardened or ground

The IKO IRT4520 is a precision inner ring for drawn cup (shell type) needle roller bearings, providing a hardened and ground inner raceway where the shaft cannot be hardened or ground directly. Dimensions: bore 45mm, outer diameter 50mm, width 20.5mm (metric series).

Fits the matching needle roller bearing (TA 5020Z, TLA 5020Z). Manufactured by IKO (Nippon Thompson), Japan, to JIS precision standards.

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