S-93783A056 1.106" ID x 1.885" OD High-Pressure Bonded Sealing Washers For Screw Heads

Key Features & Benefits at a Glance

• Superior Sealing Performance: Buna-N rubber seal bonded to zinc-plated steel provides reliable leak prevention in high-pressure fluid applications up to 4900 PSI
• Exceptional Durability: Rockwell B105 hardness steel core withstands mechanical stress and maintains structural integrity under heavy loads
• Wide Temperature Compatibility: Maintains sealing effectiveness across broad temperature range from -10°F to 240°F for versatile industrial use
• Optimized Fit and Function: Precision 1.106" ID and 1.885" OD dimensions ensure perfect alignment with 1 1/8" screws, preventing misalignment and seal failure
• Enhanced Corrosion Resistance: Zinc-plated steel construction provides durable protection against rust and environmental degradation
• Versatile Pressure Handling: Rated for both high-pressure fluids (4900 PSI) and gases (200 PSI) across multiple industrial applications
• Consistent Seal Performance: Durometer 60A Buna-N rubber maintains optimal compression and recovery for long-term sealing reliability

Professional Applications & Engineering Value

This metal bonded washer combines the structural strength of zinc-plated steel with the exceptional sealing properties of Buna-N rubber to solve critical engineering challenges in demanding industrial environments. The bonded construction eliminates separate seal components, reducing installation time and preventing assembly errors in high-pressure hydraulic systems, pneumatic equipment, and heavy machinery. The black Buna-N rubber seal provides reliable fluid containment while the Rockwell B105 hardness steel core maintains dimensional stability under extreme mechanical stress. Engineered for 1 1/8" screw applications, this washer delivers consistent performance in manufacturing equipment, industrial pumps, and processing machinery where pressure integrity and temperature resistance are critical to operational safety and efficiency.

Specification Summary & Compliance

This precision-engineered washer features exact dimensional specifications with 1.106" inner diameter and 1.885" outer diameter, manufactured to inch system standards for consistent fit and performance. The component maintains tight thickness tolerances between 0.059-0.069" to ensure proper compression and sealing. Constructed from zinc-plated steel with Buna-N rubber seal rated at Durometer 60A hardness, this washer meets industry requirements for pressure-rated applications. The product is designed to comply with industrial standards for bonded washers and is suitable for use in systems requiring reliable sealing performance under varying temperature and pressure conditions.