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The VALUE COLLECTION 428037MSC is a smooth flange bolt engineered for metric fastening applications requiring a large bearing surface and high clamping strength. This partially threaded hex-drive fastener features an M16 x 2 thread size with 50 mm of thread engagement and a 110 mm length under head. The integrated smooth flange measures 35 mm in diameter, distributing load across the joint face without requiring a separate washer. Built from Grade 10.9 alloy steel with a phosphate and oil finish for corrosion resistance, this bolt is manufactured to DIN 6921 and DIN ISO 898-1 standards. It is suited for mechanical assembly, structural, and industrial maintenance work performed by millwrights, maintenance mechanics, and general trade professionals.
This flange bolt is used in metric-standard assemblies where a captive bearing flange is required at the bolt head. Typical applications include machinery frames, bracket mounting, automotive drivetrain components, and structural steel connections that specify DIN 6921 hardware. The partially threaded shank provides a smooth grip zone that resists shear loading in critical joint areas. The phosphate and oil finish provides a baseline level of corrosion protection suitable for indoor and moderately controlled environments. Minimum order quantity is 25 pieces.
Designed as an OEM-style metric flange bolt for applications specifying DIN 6921 hardware with M16 x 2 thread form and Grade 10.9 mechanical properties.
Installation should be performed by qualified mechanics or maintenance professionals familiar with metric fastener torque requirements for Grade 10.9 hardware. Always consult the equipment manufacturer torque specification table before tightening — do not use generic torque values not sourced from the applicable service documentation. Ensure mating threads are clean and free of debris before assembly. Apply thread lubricant only if specified by the joint design, as dry torque and lubricated torque values differ significantly for high-strength fasteners.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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