Application:
For Kubota excavator model KX080-3, KX080-3T or KX080-4.

This roller will not fit models KX080-4S or KX080-4S2.

Specifications:

1. Shell

Material 50Mn, through hardened HRC 25-28, CASE hardened HRC52-56, hardened thickness 5-8mm.

2. Side cover : QT450-10.

Strength is as follows

Tensile strength σb (MPa): ≥450

Yield strength σ0.2 (MPa):≥310

Hardness:160 ~ 210 hb

3. Roller, 45# carbon steel or 40Cr, quenched HRC25-30, surface quenched HRC52-58, hardened to a depth of 2-3mm.

4. Locking pin, 65Mn or 45 carbon steel, hardened HRC25-28.

5. Bolt, grade 12.9, HRC45-52. 6.

6. Seal: Nitrile rubber. Operating temperature range -20℃ to 110℃.

Features:

1.This bottom roller is a durable undercarriage replacement part for your excavator.

2.Our rollers utilize special high strength-hardened steel and quality seal groups that provide excellent lubricating oil retention.

3.Sealed bearings stop dirt, mud, and grime from penetrating inner components.

4.It was designed and manufactured to exact OEM specifications using a high-quality, high-strength steel.

5.It will provide long-lasting and dependable performance even if you operate in the most extreme conditions.

PLS NOTE:
Please make sure it will fit your machine before purchasing it. If you are not 100% sure this is what you need, please find out your engine model, series number and contact our Customer-service.
If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately.
Please contact us firstly if you want to return. So we could help you solve the problem well.