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Fitment: Track Roller Bottom Roller for Bobcat T190 #6689371 Mini Excavator Undercarriage.Bobcat T190 Mini Excavator Undercarriage.
Quality Material: Shell:Material 50Mn, through hardened HRC 25-28, CASE hardened HRC52-56, hardened thickness 5-8mm.; Side cover : QT450-10.; Strength is as follows; Tensile strength σb (MPa): ≥450; Yield strength σ0.2 (MPa):≥310; Hardness:160 ~ 210 hb.
Product detals: Roller, 45# carbon steel or 40Cr, quenched HRC25-30, surface quenched HRC52-58, hardened to a depth of 2-3mm; Locking pin, 65Mn or 45 carbon steel, hardened HRC25-28; Bolt, grade 12.9, HRC45-52. 6. Seal: Nitrile rubber; Operating temperature range -20℃ to 110℃.
High Quality:This bottom roller is a durable undercarriage replacement part for your excavator.Our rollers utilize special high strength-hardened steel and quality seal groups that provide excellent lubricating oil retention.
Advanced Design: Sealed bearings stop dirt, mud, and grime from penetrating inner components. It was designed and manufactured to exact OEM specifications using a high-quality, high-strength steel.

وصف

Item Track Roller Bottom Roller specifics:
Compatible Equipment Make: Bobcat
Model: T190
Part Type: Bottom Roller
Compatible Equipment Type: Excavator

Description：
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℃.

مرحبًا،

بحث

أسطوانة المسار السفلية، الأسطوانة السفلية المتوافقة مع الهيكل السفلي للحفارة الصغيرة Bobcat T190، الأسطوانة السفلية لأسطوانة المسار

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