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MAZDA BT50 5th Gear 27*38T Replacement part S5A1-17-730YA
Description
This gear is made from high-quality carburized alloy steel (SAE 8620 or SAE 4320H) and undergoes a case hardening heat treatment, achieving a tooth surface hardness of HRC 58–62. This effectively improves wear and impact resistance, extending service life.
Specification
Tooth Form: Spur
Tooth Counts: Gear 27T / clutching teeth 38T (27×38)
Material: Alloy case-hardening steel SCM415 / SAE 8620 (or equivalent)
Heat Treatment: Carburized & quenched
Surface Hardness: HRC 58–62
Manufacturing: CNC machining; precision tooth cutting; dog-tooth finishing & deburring; bore & faces precision-ground
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Model：S5A1-17-730YA 、BT50-3、 PMB-002 、TKK-179平
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