Pump head and components

Description

Part No.

Pump head (complete assembly)

6251.1102

Piston

6251.1155

Seal-handling tool

6251.5122

Piston seal (RP) and seal wash seal, pump head (pack of 2 each)

6251.1143

Support ring (pack of 2)

6040.0012

Check valve, inlet check valve

6251.1153

Check valve, outlet check valve

6044.2310

Capillary kit, pump head, including:

  • U-tube

  • Capillary from pump head to flowmeter

6251.0086

VN rear sealing and screws kit (VN pump), seal wash plate/pump head, including:

  • Pump head seal, for seal wash plate (O-ring seal, 11x1.5) (2 seals)

  • Pump head seal, for seal wash plate screw (O-ring seal, 6.5x1) (8 seals)

  • Screw, seal wash plate (8 screws)

6251.2234

Flowmeter

Description

Part No.

Filter kit, flowmeter, including filter screw, screw seal, and filter frit (2 µm)

To replace the filter or filter frit on both flowmeter inlets, two kits are needed.

6251.0111

Flowmeter waste line, see Low-pressure tubing kit

 

Low-pressure tubing kit

Description

Part No.

Low-pressure tubing kit, pump, including:

  • Flowmeter waste line from flowmeter to waste outlet port

  • Solvent lines (A, B) from shut-off valves to pump heads

  • Solvent lines from degasser to shut-off valve

6251.0150

Also see Solvents and Wash Systems and Capillaries, Capillary Accessories and Drainage.

Maintenance kit

Description

Part No.

Pump maintenance kit, including:

  • Screws, seal wash plate (8 screws)

  • Silicone tubing (clear tubing)

  • Peristaltic tubing (PharMed, white tubing)

  • Tubing connector (straight)

  • Tubing connector (90°-angled)

  • Tubing connector (I.D. 1/16") (pack of 4)

  • Piston seal (pack of 4)

  • Pump head seal, for seal wash plate (O-ring seal, 11x1.5)
    (pack of 2)

  • Pump head seal, for seal wash plate screws (O-ring seal, 6.5x1)
    (pack of 8)

  • Seal wash seal (pack of 4)

  • Solvent line filter frit (biocompatible, 10 µm) (pack of 10)

6251.0130

Miscellaneous

Description

Part No.

NanoViper capillary, fused silica, I.D. x length 20 µm x 350 mm,
for use as backpressure capillary during pump maintenance

6250.5240

Fitting plug, Viper, biocompatible

6040.2303

Syringe and tubing kit, including

  • 12 mL plastic syringe (pack of 5)

  • Silicone tubing (O.D. x I.D. 2.8 x 1.3), 3 m

6000.0010

Rinsing tubing, silicone (O.D. x I.D 2.8 x 1.3), 3 m

6007.9100

Cleaning swabs (pack of 25)

6040.0007

Fuses kit, Vanquish system

For the pump, autosampler, and column compartment, use the 5 AT, 230 V AC, slow-blow fuses.

6036.0002