S-93762A200 0.322" ID x 0.625" OD Reinforcing Sleeve Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance from black-oxide coating, extending service life in harsh environments
• Enhanced load distribution with 0.625" OD and 0.100" thickness, preventing surface damage and joint loosening
• Precision fit for 5/16" screws with 0.322" ID, ensuring secure fastening and vibration resistance
• Exceptional durability from Rockwell C35 hardened steel, maintaining dimensional stability under stress
• Optimized sleeve design (0.379" OD, 0.215" height) providing superior bearing surface and alignment
• Reliable performance in inch-system applications, compatible with standard industrial equipment
• Reduced maintenance requirements through hardened steel construction and protective finish

Professional Applications & Engineering Value

This black-oxide steel sleeve washer delivers critical engineering solutions for industrial applications where corrosion resistance and structural integrity are paramount. The Rockwell C35 hardness ensures the component maintains its precise dimensions (0.322" ID × 0.625" OD) under continuous load, while the protective black-oxide finish prevents rust formation in humid or chemically aggressive environments. The unique sleeve design with 0.215" height provides enhanced stability for 5/16" fasteners in machinery assemblies, automotive components, and construction equipment, effectively distributing clamp load and preventing galvanic corrosion. Engineers specify this heavy-duty washer to solve common challenges like joint fatigue, material degradation, and assembly misalignment in demanding operational conditions.

Specification Summary & Compliance

Manufactured to precise inch-system dimensions: 0.322" ID (±0.004"), 0.625" OD (±0.008"), 0.100" thickness (±0.003") with sleeve OD 0.379" and sleeve height 0.215". Thread compatibility verified for 5/16" screw sizes per ASME/ANSI standards. Material certification confirms Rockwell C35 hardness and compliance with RoHS and REACH environmental directives. The black-oxide surface treatment meets industrial corrosion protection requirements for extended service life.