Nut, Ferrule, and Bushing for 1/4-28 Connections (10 Pack)

Part Number #JR-FPKBSS.5-10

$ 206.50 Sale Save
Tubing OD

For optimal performance in high-pressure applications, VICI Jour combines a PPS nut, PEEK ferrule, and stainless steel bushing to provide a connection rated up to 480 bar (7,000 psi)—in a 1/4-28 flat-bottomed fitting detail. Available for 1/16" and 1/32" tubing.


To make up the fitting, first place the nut on the tubing, followed by the bushing, and then the ferrule, as shown in the photo.

More information on Properties of Polymers and Chemical Resistance of Materials

For 1/32" or 1/16" OD tubing


Nut: Polypropylene (PPS)

Ferrule: Polyetheretherketone (PEEK)

Bushing: Stainless steel

Pressure rating: (Varies with tubing material and ID)

OD Bar Psi
1/32” 175 2,500
1/16” 480


Spare Parts