S-98190A130 8-32 Cap Nuts
Cap Nuts
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Basic Information
Dimension Parameters
Thread Parameters
Head Parameters
Material & Strength Parameters
Temperature & Environment Parameters
Finish & Compliance Parameters
Cap Parameters
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Key Features & Benefits at a Glance
- Vibration-resistant locking through nylon 6/6 insert that maintains secure fastening in high-motion environments
- Enhanced durability with zinc-plated steel construction providing corrosion resistance for extended service life
- Heat-resistant performance with nylon inserts rated for temperatures up to 250°F (121°C)
- Precise thread engagement with Class 2B thread fit ensuring reliable installation and consistent clamping force
- Quick installation with external hex drive design allowing for standard wrench access and efficient assembly
- Aesthetic protection through black nylon cap that conceals threads while preventing snagging and damage
- Industry-standard compatibility with 8-32 UNC coarse threading for broad application across equipment and machinery
Professional Applications & Engineering Value
Engineered for demanding industrial environments, these nylon insert lock nuts deliver critical vibration resistance where traditional fasteners fail. The zinc-plated steel body provides structural integrity while resisting environmental corrosion, making them ideal for outdoor equipment, machinery frames, and automotive assemblies. The heat-resistant nylon 6/6 insert maintains locking performance at elevated temperatures up to 250°F, preventing loosening in engine compartments or industrial heating applications. With Class 2B thread fit and UNC coarse threading, these cap nuts ensure rapid installation and reliable performance in high-vibration scenarios while the black nylon cap protects both threads and surrounding components from damage.
Specification Summary & Compliance
Manufactured to precise dimensional standards with Class 2B thread fit and 8-32 UNC coarse threading. Complies with industry standards for Grade 2 fastener strength and features zinc-plated steel construction meeting corrosion resistance requirements. The nylon insert maintains performance within specified temperature ranges while the external hex drive ensures compatibility with standard tooling. Dimensions: 11/32" width, 23/64" height with 9/64" thread depth.
