
Powder Metal Steel Fasteners
- Near-net shape with minimal machining
- Multiple material options available
- Tight tolerances for OEM standards


























ISO 9001:2015 Certified
ANAB Accredited
Sterling Sintered Technologies manufactures ASTM standard washers and custom powder metal fastening solutions since 1955. Our precision-engineered washers are produced using advanced powder metallurgy technology, offering net-shape or near-net shape components with minimal machining. Available in ferrous, stainless steel, brass, and bronze materials with densities up to 16.4 g/cc, our washers meet demanding OEM tolerances while reducing production costs.
Talk to our experts for custom solutions and tailored guidance.
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ASTM standards specify dimensions, materials, and performance requirements for washers. Common standards include ASTM F436 for hardened steel washers and ASTM F844 for plain washers, ensuring consistent quality across applications.
Talk to our experts for custom solutions and tailored guidance.

Precision powder metal washers for surgical instruments and medical devices requiring biocompatible stainless steel with tight tolerances.

Corrosion-resistant brass and bronze washers for valves, faucets, and fixture assemblies requiring reliable sealing and durability.

High-strength alloy steel washers for hand and power tools requiring wear resistance and dimensional stability under load.

Precision-engineered washers for lock mechanisms and security hardware requiring exact tolerances and consistent performance.
Talk to our experts for custom solutions and tailored guidance.
Since 1955, we've pioneered precision powder metallurgy solutions with ISO 9001:2015 certified quality management, delivering complex ASTM standard washers with 97% material utilization and minimal machining requirements.
Our multi-level compacting presses create near-net shape components with demanding OEM tolerances, reducing production costs and lead times while maintaining exceptional dimensional accuracy across miniature to 500-gram parts.
From concurrent design assistance and prototype development to secondary processing and assembly services, our experienced team provides turnkey solutions backed by NIST-traceable calibration and extensive quality control systems.
Our powder metal specialists will review your requirements and provide competitive pricing for prototype through high-volume production runs within 24-48 hours.
For immediate assistance, feel free to give us a direct call at (860) 379-2753 You can also send us a quick email at sales@sterlingsintered.com
For immediate assistance, feel free to give us a direct call at (860) 379-2753 You can also send us a quick email at sales@sterlingsintered.com