External Nut for Flanged Tube Ends – Low Pressure

Cheminert external nut for flanged tube ends

External nuts with female 1/4-28 threads are designed for use on tubing with a flanged end, just like the standard tube end fittings. Use them instead of a union or coupling to make a zero volume butt connection.

Tubing OD Material Product No.
1/16" PEEK CEN1PK
CTFE CEN1KF
1/8" PEEK CEN2PK
CTFE CEN2KF

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TECH TIP

Use our external nut tube end fittings to make true zero volume butt connections without a coupling.

Cheminert external nut for flanged tube ends