ASMC Industrial 3/8" x 4" Spring Pin Roll Pins Set - Heavy Duty Metal Hardware Pins for Automotive, Machinery & Construction Repair, Alignment & Locking Applications, Medium Carbon Steel - Pack of 5
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ASMC Industrial 3/8" x 4" Spring Pin Roll Pins Set - Heavy Duty Metal Hardware Pins for Automotive, Machinery & Construction Repair, Alignment & Locking Applications, Medium Carbon Steel - Pack of 5
PRECISION SIZING: These roll pins measure 3/8 pin diameter and 4 inches in length, making them ideal for heavy-duty machinery, agricultural equipment, and industrial assemblies. The 3/8 roll pin provides substantial strength for high-load shaft connections and mechanical linkages in tractor implements, construction equipment, and industrial gearboxes. These hardware pins are designed for real working conditions with vibration and shock loads of continuous operation in demanding environments.
CARBON STEEL CONSTRUCTION: Built from medium carbon steel hardware with balanced strength and durability, these spring pins handle significant shear loads without breaking. The steel pins provide flexibility and strength, hard enough to withstand wear but soft enough for easy installation. The roll pin design flexes slightly under load to distribute force evenly around the hole. This helps prevent cracking in softer metals and extends assembly life, especially in mixed-material applications.
SPRING ACTION RETENTION: The slotted pin design compresses during installation, then springs outward to grip hole walls with no threading, welding, or additional fasteners needed. This self-retaining spring pin feature keeps the pin locked in place even with vibration. Great for field repairs with basic hand tools, ideal for farmers, mobile repair techs, and maintenance crews who need reliable hardware fasteners that install quickly without specialized equipment.
VERSATILE APPLICATIONS: Works as hinge pins, clevis pins, alignment pins, or locking mechanisms. You'll find these metal roll pins holding and securing gear-to-shaft connections, creating pivot points in linkages, and preventing collars from sliding. Commonly used in tractor pin applications, construction equipment, vintage machinery restoration, and industrial clip assemblies. Ideal for car pins, bunk bed pins, scaffold pins, and anywhere you need strong cylindrical hardware pins.
TRACEABLE QUALITY PACK: This roll pin set gives you extras for repairs, replacements, or multi-point assemblies in your pin pack. The plain finish steel pins are excellent for indoor machinery, enclosed components, or assemblies where you'll apply your own coating. ASMC Industrial ensures these meet manufacturing specs with full traceability to raw materials. You're getting fasteners hardware with lot-controlled quality assurance, and professional-grade metal pins for reliable performance.