S-99149A118 10-32 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with black protective coating on 6061 aluminum, ideal for harsh environments and outdoor applications
• Precise thread engagement with Class 2B fit ensuring reliable, vibration-resistant connections in fine-thread assemblies
• Industry-standard compatibility meeting ASME B18.2.2 specifications for consistent performance in mechanical systems
• Lightweight durability from 6061 aluminum construction reducing overall assembly weight without sacrificing strength
• Easy installation and removal with standard 3/8" external hex drive profile compatible with common wrench tools
• Environmental compliance assurance with RoHS 3 and REACH certifications for safe use in regulated industries
• Fine thread advantage with 10-32 UNF right-hand threads providing better adjustment precision and load distribution

Professional Applications & Engineering Value

Engineered for demanding industrial environments, these black corrosion-resistant coated 6061 aluminum hex nuts solve critical challenges in applications where both weight reduction and environmental durability are paramount. The UNF fine thread configuration (10-32) delivers superior clamping force distribution and vibration resistance in precision assemblies, from aerospace components to electronic enclosures. The specialized black coating provides an additional barrier against oxidation and chemical exposure, extending service life in marine, automotive, and outdoor equipment. With ASME B18.2.2 compliance ensuring dimensional accuracy and interchangeability, these nuts eliminate compatibility issues in maintenance and production lines while the aluminum construction significantly reduces weight-induced stress on supporting structures.

Specification Summary & Compliance

This 10-32 UNF hex nut features precise Class 2B thread fit tolerances with 3/8" width and 1/8" height dimensions. Manufactured to ASME B18.2.2 standards for inch-series hex nuts, it maintains consistent right-hand fine threading specifications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and restricted substance adherence for global industrial applications.