O-Ring Colors

Over time and in certain industries, specific o-ring colors have been used to differentiate between materials. Below are a variety of o-ring colors and the most common materials associated with each color.

**Disclaimer: It is never safe to assume an o-ring is a specific material based on the color alone.**

Please note that Global O-Ring and Seal can supply ANY O-RING IN ANY COLOR. Please call 832-448-5550 or fill out the form on this page with your specifications on o-ring color and material.

O-Ring	O-Ring Color	O-Ring Material
	Black	NBR \| Viton® \| AFLAS \| EPDM \| Neoprene \| FFKM
	Blue	Fluorosilicone
	Brown	Viton®
	Clear	Urethane
	Green	Viton® \| HSN/HNBR
	Red (Rust)	Silicone \| TES/PFAS
	White	NBR \| Viton® \| Silicone \| EPDM \| PTFE (Teflon)
	Yellow	NBR \| Viton®
	High-Visibility Green	NBR \| Viton®

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