MAN Sinotruk Hex Nut Q320-M10-21CRMO
Engineered for heavy-duty performance, this high-strength hex nut is an OEM-compatible fastener designed specifically for MAN Sinotruk HOWO/SITRAK Euro 5 and Euro 6 diesel engines.
Key Features
Material: 21CrMo alloy steel with precision hardening (HRC 45-50) for superior tensile strength
Compatibility: Direct fit for MAN engine models MQ6-11229-0023 and related configurations
Certification: ISO 9001 certified manufacturing with IATF 16949 compliance
Performance: 30% higher torque resistance than standard nuts (rated for 210-230 N·m)
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