The Royal Enfield Genuine Hex Socket Button Head Screw (Part No. 587605/B) is a factory-original, high-tensile hardware fastener designed for critical structural assembly across Royal Enfield motorcycles. This specialized screw is used to secure internal engine components, body panels, casing covers, and trim pieces that demand a flush, snag-free exterior finish combined with reliable clamping force.
As shown in the isolated component view in image_a35221.png and verified by the genuine Royal Enfield retail packaging label in image_a351fc.png, this fastener features a signature low-profile dome (button) head with an internal hexagonal drive recess. Built to strict factory specifications, choosing an original hardware replacement ensures an exact thread match, prevents cross-threading in aluminum engine cases, and offers high resistance to vibrating loose during extended rides.
Key Features:
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100% Royal Enfield Genuine Hardware: Factory-original fastener manufactured to strict OEM tensile strength and thread pitch standards.
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Low-Profile Button Head: The domed head shape distributes clamping pressure evenly across the mounting surface while maintaining a sleek, aesthetic look that won’t catch on gear or boots.
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Precision Hex Socket Drive: Features a perfectly machined internal Allen key slot, as highlighted in image_a35221.png, allowing high-torque tightening without stripping or rounding the head corners.
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Anti-Corrosive Zinc Coating: Treated with a protective metallic finish to actively resist road salt, rain moisture, and engine bay oils, preventing ugly surface rust.
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Pre-Applied Thread Patch Potential: Designed to seat perfectly with liquid threadlock compound to completely isolate the fastener from severe engine and chassis vibrations.
Technical Specifications:
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Brand: Royal Enfield Genuine Parts
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Part Number: 587605/B
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Fastener Type: Hex Socket Button Head Screw / Socket Head Bolt
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Thread Thread Specification: M6 x pitch ( usable shank length)
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Pricing Notice: While the wholesale outer retail pack contains a net quantity of 6 units with a total MRP of ₹132.00, it is distributed individually at a unit sale price of ₹22.00 per piece, as documented on the factory label in image_a351fc.png.
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Country of Origin: India
Motorcycle Compatibility & Placement
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Royal Enfield Classic Series (350cc / 500cc / J-Series): Used across various generations for crankcase covers, engine trim guards, heat shields, and mudguard bracket fixtures.
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Royal Enfield Meteor 350 / Hunter 350: Fits multiple body trim accents, switch gear mounts, and structural casing points on the J-Series chassis.
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Royal Enfield Bullet & Thunderbird Lines: Suitable for original separate-casing layouts, utility box fittings, and accent panel assemblies requiring an M6 button-head profile.











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