S-98017A103 0.105" ID x 0.25" OD NAS1149-CN316R; AN960-C3L Mil. Spec. Washers

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments and extending service life.
• Precise dimensional fit with 0.105" ID and 0.25" OD, ensuring accurate alignment and load distribution for No. 3 screw applications.
• Enhanced mechanical durability thanks to Rockwell C25 hardness, providing reliable performance under vibration and stress.
• Compliance with stringent aerospace and industrial standards including NAS1149-CN316R and AN960-C3L, guaranteeing quality and interchangeability.
• Environmentally responsible manufacturing with full RoHS 3 and REACH compliance, meeting global regulatory requirements for hazardous substances.
• Consistent thickness control between 0.014-0.018", enabling uniform clamping force and reducing assembly inconsistencies.
• Broad industrial compatibility as a flat washer, suitable for machinery, electronics, and structural assemblies requiring inch-system components.

Professional Applications & Engineering Value

Engineered for demanding applications, these passivated 18-8 stainless steel flat washers address common industrial challenges such as galvanic corrosion, fastener loosening, and material degradation. The precise ID and OD dimensions ensure optimal fit with No. 3 screws, minimizing misalignment and distributing loads evenly to prevent surface damage. In sectors like aerospace, automotive, and electronics, the NAS1149-CN316R and AN960-C3L compliance validates their reliability in critical assemblies, while the corrosion-resistant surface treatment enhances longevity in humid or chemically aggressive settings. This combination of material integrity and standardized sizing reduces maintenance costs and bolsters structural integrity in heavy-duty washers applications.

Specification Summary & Compliance

This flat washer adheres to strict dimensional tolerances with an inner diameter of 0.105", outer diameter of 0.25", and thickness ranging from 0.014" to 0.018". It conforms to NAS1149-CN316R and AN960-C3L specifications, ensuring high-quality manufacturing and performance consistency. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming the absence of restricted substances and supporting sustainable industrial practices.