Model: 3800 (Round Knob with Open/Close), Surface Finish: 15 min. (0.4mm) Standard, Connection 1: TW8 (1/2 Inch Tube Weld), Connection 2: TW8 (1/2 Inch Tube Weld), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3800 (Round Knob with Open/Close), Surface Finish: M [10 μin. (0.25 μm)], Connection 1: MV12 (3/4 Inch Face Seal, Male), Connection 2: MV12 (3/4 Inch Face Seal, Male), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3900 (Pull Twist Knob with LOTO), Surface Finish: 15 min. (0.4mm) Standard, Connection 1: FV12 (3/4 Inch Face Seal, Female), Connection 2: FV12 (3/4 Inch Face Seal, Female), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3800 (Round Knob with Open/Close), Surface Finish: 15 min. (0.4mm) Standard, Connection 1: FV12 (3/4 Inch Face Seal, Female), Connection 2: MV12 (3/4 Inch Face Seal, Male), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3900 (Pull Twist Knob with LOTO), Surface Finish: M [10 μin. (0.25 μm)], Connection 1: MV8 (1/2 Inch Face Seal, Male), Connection 2: MV8 (1/2 Inch Face Seal, Male), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3900 (Pull Twist Knob with LOTO), Surface Finish: 15 min. (0.4mm) Standard, Connection 1: MV8 (1/2 Inch Face Seal, Male), Connection 2: MV8 (1/2 Inch Face Seal, Male), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3900 (Pull Twist Knob with LOTO), Surface Finish: M [10 μin. (0.25 μm)], Connection 1: MV12 (3/4 Inch Face Seal, Male), Connection 2: FV12 (3/4 Inch Face Seal, Female), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3900 (Pull Twist Knob with LOTO), Surface Finish: M [10 μin. (0.25 μm)], Connection 1: MV8 (1/2 Inch Face Seal, Male), Connection 2: FV8 (1/2 Inch Face Seal, Female), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: 3800 (Round Knob with Open/Close), Surface Finish: M [10 μin. (0.25 μm)], Connection 1: FV8 (1/2 Inch Face Seal, Female), Connection 2: TW8 (1/2 Inch Tube Weld), Purge Port: 00 (Inlet, None; Outlet, None), Seat Material: PCTFE, Standard

Model: E (Bulkhead Union), Applicable Tube OD: Ø8, Port Size Applicable Tube: 00 (Same Dia. Tube), Sealant: w/o Sealant, Color Option: W2 (White)

Model: E (Bulkhead Union), Applicable Tube OD: 11 (3/8"), Port Size Applicable Tube: 00 (Same Dia. Tube)

Model: E (Bulkhead Union), Applicable Tube OD: 13 (1/2"), Port Size Applicable Tube: 00 (Same Dia. Tube)

Model: H (Male Connector, Straight Union), Applicable Tube OD: 11 (3/8"), Port Size Applicable Tube: 00 (Same Dia. Tube)

Model: H (Male Connector, Straight Union), Applicable Tube OD: 13 (1/2"), Port Size Applicable Tube: 00 (Same Dia. Tube)

Model: E (Bulkhead Union), Applicable Tube OD: Ø6, Port Size Applicable Tube: 00 (Same Dia. Tube), Sealant: w/o Sealant, Color Option: W2 (White)

Model: L (Male Elbow, Union Elbow), Applicable Tube OD: Ø12, Port Size Applicable Tube: 00 (Same Dia. Tube), Sealant: w/o Sealant, Color Option: W2 (White)

Model: T (Union Tee, Male Branch Tee), Applicable Tube OD: Ø6, Port Size Applicable Tube: 00 (Same Dia. Tube), Sealant: w/o Sealant, Color Option: W2 (White)

Model: U (Union Y, Plug-in Y, Branch), Applicable Tube OD: Ø6, Port Size Applicable Tube: 00 (Same Dia. Tube), Sealant: w/o Sealant, Color Option: W2 (White)

Model: L (Male Elbow, Union Elbow), Applicable Tube OD: 13 (1/2"), Port Size Applicable Tube: 00 (Same Dia. Tube), Sealant: w/o Sealant, Color Option: W2 (White)

Model: T (Union Tee, Male Branch Tee), Applicable Tube OD: Ø8, Port Size Applicable Tube: 00 (Same Dia. Tube)