S-91152A029 0.312" ID Leveling Washers for I-Beams

Key Features & Benefits at a Glance

• Superior corrosion resistance with hot-dipped galvanized iron construction, ensuring long-term reliability in harsh industrial environments.
• Precise load distribution due to the tapered design from 0.219" to 0.078" thickness, reducing stress and preventing joint loosening.
• Excellent hardness and durability with Rockwell B72 rating, providing consistent performance under high mechanical stress.
• Accurate fit and easy installation with 0.312" inner diameter, designed specifically for 1/4" screw sizes in inch system applications.
• Enhanced stability and alignment from the 0.688" width, offering secure seating and improved assembly integrity.
• Compliance with environmental standards, meeting RoHS 3 and REACH regulations for safe, sustainable use in global markets.
• Versatile industrial suitability for heavy-duty applications where tapered washers are essential for vibration resistance and load management.

Professional Applications & Engineering Value

This tapered washer is engineered to address common industrial challenges such as vibration-induced loosening and uneven surface contact. Made from hot-dipped galvanized iron, it provides a robust barrier against rust and corrosion, extending service life in outdoor or humid conditions. The tapered profile, transitioning from 0.219" to 0.078" thickness, ensures optimal pressure distribution, minimizing wear on connected components. Ideal for machinery, construction, and automotive assemblies, this washer supports 1/4" screw sizes with precise inch system measurements, facilitating quick integration into existing designs. Its Rockwell B72 hardness guarantees resilience under dynamic loads, making it a reliable choice for heavy-duty industrial washers that demand consistent performance and reduced maintenance.

Specification Summary & Compliance

This tapered washer features an inner diameter of 0.312", thicknesses of 0.219" (A) and 0.078" (B), and a width of 0.688", designed for 1/4" screw sizes in the inch measurement system. It adheres to standard dimensional tolerances for industrial washers and is manufactured from hot-dipped galvanized iron with a Rockwell B72 hardness for reliable mechanical properties. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for global industrial use.