Bi-Lok Tube Fittings
Bi-Lok Series D Dual Ferrule Instrument Tube Fittings are not only interchangeable, but are component by component intermixable with other popular brands of like design dual ferrule tube fittings. Independent third party testing and years of field experience conclude that piece by piece intermixing in various combinations yielded no performance degradation.
BI-Lok to AN 37° Flare

- DUC – Bi-Lok Tube Connection to AN 37° Flare Male Union
- DUE – Bi-Lok Tube Connection to AN 37° Flare Male Bulkhead Union
- DAN – Bi-Lok Tube Connection to AN 37° Flare
BI-Lok to FEMALE NPT

- DSA – Bi-Lok Tube Connection to Female NPT
- DTF – Bi-Lok Tube Connection to Female NPT Run Tee
- DSS – Bi-Lok Tube Connection to Female NPT Bulkhead
- DTH – Bi-Lok Tube Connection to Female NPT Branch Tee
- DLF – Bi-Lok Tube Connection to Female NPT Elbow
- DHC – Bi-Lok tube stub to Female NPT
BI-Lok to MALE NPT

- DCT – Bi-Lok Tube Connection to Male NPT
- DCTZ – Bi-Lok Tube Connection to Male NPT, Bored Through
- DSC – Bi-Lok Tube Connection to Male NPT Bulkhead
- DLN – Bi-Lok Tube Connection to Male NPT Elbow
- DTK – Bi-Lok Tube Connection to Male NPT run Tee
- DTN – Bi-Lok Tube Connection to Male NPT Branch Tee
- DHA – Bi-Lok Tube Stub to Male NPT
BI-Lok to O-Seal

- DCO – Bi-Lok Tube Connection to Male Straight Thread
- DCM – Bi-Lok Tube Connection to O-Seal Male NPT
BI-Lok to SAE/MS Straight Thread

- DCU – Bi-Lok Tube Connection to SAE/MS Male Straight Thread
- DLO – Bi-Lok Tube Connection to Positional SAE/MS Male Straight Thread Elbow
BI-Lok to Weld

- DCB – Bi-Lok Tube Connection to Male Pipe Weld
- DLB – Bi-Lok Tube Connection to Male Pipe Weld Elbow
- DCW – Bi-Lok Tube Connection to Tube Socket Weld
- DLW – Bi-Lok Tube Connection to Tube Socket Weld Elbow
BI-Lok Union

- DUA – Bi-Lok Tube Connection to Union
- DUR – Bi-Lok Tube Connection to Reducing Union
- DSU – Bi-Lok Tube Connection to Bulkhead Union
- DLA – Bi-Lok Tube Connection to Union Elbow
- DSL – Bi-Lok Tube Connection to Bulkhead Union Elbow
- DTA – Bi-Lok Tube Connection to Union Tee
- DTR – Bi-Lok Tube Connection to Reducing Union Tee
- DXA – Bi-Lok Tube Connection to Union Cross
Components

- DOF – Front Ferrule
- DOB – Back Ferrule
- DOS – Ferrule Set
- DNA – Nut
- DTI – Tube Insert
Plug and Cap

- DBA – Plug
- DCA – Cap