Swagelok SS-1VS8 316 stainless steel integral bonnet needle valve with black phenolic knob, 1/2 inch Swagelok tube fitting

DK-LOK DL-B Union Elbow (90°, Brass)

The DK-LOK DL-B is the brass version of the DL twin-ferrule union 90 degree elbow, connecting two equal-OD tube lines at a right angle. Both ends use DK-LOK’s two-ferrule gaugeable tube-grip design for leak-tight mechanical seals. The ‘-B’ suffix designates brass construction.

Key Features

Twin (double) ferrule gaugeable design on both ends
90 degree tube-to-tube union elbow configuration
Brass construction (-B)
Connects two equal-OD tube lines at a right angle
Available in fractional and metric tube sizes
Leak-tight gaugeable seal verifiable with gap inspection gauge

Technical Specifications

Brand: DK-LOK
Part Code: DL-B
Type: Union 90 deg Elbow (Tube to Tube)
Material: Brass
End Connections: Tube OD x Tube OD (both twin-ferrule)
Configuration: 90 degree union elbow
Ferrule Design: Twin (double) ferrule, gaugeable
Working Pressure: Size-dependent per DK-LOK catalog (brass rating lower than stainless)
Temperature Rating: COMING SOON (brass-specific range not confirmed)
Tubing Spec: For compatible annealed tubing per DK-LOK catalog
Tube OD Range: 1/16 in. to 2 in. (fractional); 2 mm to 38 mm (metric)
Design Standard: Twin-ferrule fitting, tested to ASTM F1387
Working Pressure: Rated by tube size and wall thickness per the DK-LOK catalog. Call for quote.