S-91244A714 1/2"-13 x 1 1/4" Plastic Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to durable nylon plastic construction, eliminating rust concerns in demanding environments
• Excellent electrical and thermal insulation properties ideal for electrical assemblies and temperature-sensitive applications
• Broad temperature tolerance from -40°F to 185°F ensures reliable performance across diverse operating conditions
• Quick and secure installation with external hex drive design providing superior torque transmission and tool grip
• Precise thread engagement with Class 2A UNC coarse threads ensuring consistent fit and reduced cross-threading risks
• Full threading along the 1 1/4" length delivers maximum grip strength and uniform stress distribution in assemblies
• Environmental compliance assurance with RoHS 3 certification for safe, regulated industrial use

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 1/2"-13 UNC coarse thread nylon hex head screws provide critical solutions where metal fasteners fail. The nylon plastic material delivers inherent corrosion resistance, making them perfect for chemical processing, marine, and outdoor equipment where rust compromises integrity. Their excellent dielectric properties prevent electrical shorts in panel manufacturing and electronic enclosures. The external hex drive ensures high-torque installation without stripping, while the Class 2A thread fit maintains precise tolerances for vibration-resistant assemblies. Operating reliably across a -40° to 185° F temperature range, these screws withstand thermal cycling in automotive, HVAC, and industrial machinery without degrading performance.

Specification Summary & Compliance

This 1/2"-13 UNC coarse thread screw features precision Class 2A thread fit per ANSI/ASME B1.1 standards, ensuring consistent dimensional accuracy. The fully threaded 1 1/4" length provides complete engagement capability. Manufacturing complies with RoHS 3 (2015/863/EU) regulations, guaranteeing restriction of hazardous substances for environmentally responsible industrial use.