S-94241A260 0.2" ID x 0.294" OD ASME B18.21.1 Split Lock Washers for Socket Head Screws

Key Features & Benefits at a Glance

• Superior vibration resistance from the split lock design, ensuring fasteners stay securely locked under dynamic loads and preventing loosening in high-stress environments.
• Excellent corrosion resistance with 316 stainless steel material, ideal for harsh industrial, marine, and chemical applications where moisture and corrosive agents are present.
• Reliable hardness and durability with Rockwell C35 hardness, providing consistent spring action and long service life without deformation under repeated use.
• Precise fit for No. 10 screws with 0.2" ID, 0.294" OD, and 0.047" thickness, ensuring easy installation and optimal locking force on standard fasteners.
• Compliance with ASME B18.21.1 standards, guaranteeing dimensional accuracy, performance consistency, and interchangeability in professional assemblies.
• Environmental and safety compliance with RoHS 3 and REACH regulations, making them safe for use in regulated industries and global markets.
• Cost-effective maintenance reduction by minimizing the need for frequent retightening, lowering downtime and labor costs in machinery and equipment.

Professional Applications & Engineering Value

These 316 stainless steel split lock washers are engineered to address critical challenges in industrial fastening, such as vibration-induced loosening and corrosion degradation. The split lock washer type applies continuous spring tension, which compensates for thermal expansion, shock loads, and operational vibrations commonly found in machinery, automotive, and marine systems. Made from 316 stainless steel, they offer exceptional resistance to pitting and crevice corrosion, making them suitable for aggressive environments like chemical processing or offshore installations. With precise dimensions for No. 10 screw size and adherence to ASME B18.21.1, these washers ensure reliable performance in assemblies requiring secure, long-term fastening without frequent maintenance, thereby enhancing operational efficiency and safety.

Specification Summary & Compliance

This split lock washer features an ID of 0.2", OD of 0.294", and thickness of 0.047", designed for No. 10 screw size with standard inch measurements. It meets ASME B18.21.1 specifications for dimensional and functional requirements, ensuring high precision and reliability. The washer is manufactured from 316 stainless steel with a hardness of Rockwell C35 and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, affirming its safety and environmental suitability for industrial use.