24-400 Black Phenolic Continuous Thread Cap - Teflon Lined

Teflon Lined Cap for Chemical and Laboratory Use

Protect sensitive contents with confidence. Our 24-400 Black Teflon (PTFE) Lined Continuous Thread Closure is designed for the most demanding chemical and laboratory environments. The inert PTFE liner provides a strong, leak-resistant seal that prevents chemical reactions, contamination, and vapor transmission — even when exposed to harsh solvents or elevated temperatures. Compatible with any container using a 24-400 neck finish, this closure ensures maximum product integrity from storage to transport.

• PTFE liner delivers outstanding chemical resistance for aggressive and reactive products

• Phenolic closure construction withstands high temperatures and industrial conditions

• Leak-resistant seal maintains product purity and prevents exposure to air and moisture

• Ideal for laboratory, pharmaceutical, and specialty chemical packaging

• Made in USA for consistent quality and performance