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Condition:
  New
Part Number:
  P106806
Warranty:
  Full Manufacturer's Warranty
Out of Stock  



$248.37


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Agilent Varian VHS-4 Foreline Baffle Assembly, Diffusion Pump Replacement Parts, 86754301


Agilent Varian VHS-4 Foreline Baffle Assembly, Diffusion Pump Replacement Parts.
Agilent Varian Part Number 86754301

These Agilent Varian VHS-4 diffusion pump replacement foreline baffle assemblies are OEM Agilent Varian replacement parts with part number 86754301. The foreline baffle is located in the roughing line exhaust arm of the diffusion pump. They are designed to help prevent diffusion pump oil from being transported to the roughing pump under high throughput conditions. See the VHS-4 diffusion pump roughing line arm noted by balloon #4 in the illustration below.



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Specifications
Specification Value
Pumping Speed, Operating Range 750 l/s air, 940l/s He/H₂
Maximum Pumping Speed 1,200 l/s air w/standard cold cap; 950 w/extended cold cap
Maximum Throughput 1.5 T-l/s (2.0 mbar-l/s) in operating range, 2.5 T-l/s (3.2 mbar-l/s) @ 0.01 Torr
Operating Range 2x10⁻³ to < 5x10⁻⁹ Torr (2.7 x 10⁻³ < 6.5 x 10⁻⁹ mbar)
Maximum Forepressure No Load: 0.65 Torr (0.86 mbar)
Full Load: 0.55 Torr (0.73 mbar)
Recommended Backing Pump ≥ 10 cfm (17 m³/hr)
Backstreaming Rate < 5x10⁻⁴ mg/cm²/min (with standard cold cap)
Warmup Time 10 minutes
Cooldown Time 10 minutes (with quick cool coil)
Fluid Charge 300 cc
Electrical Requirements 1 ph, 50/60 Hz, 120/208/240 VAC
Pump Power 1,450 Watts
Cooling Water Requirements 0.5 gpm (30 l/h) at 60-80 °F (15-26 °C)
Water Connections 1/8 in. FPT Tee

VHS-4 Diffusion Pump Replacement Parts List

Description Part No. Item
Standard Cold Cap Assembly 86488301 1
Extended Cold Cap Assembly F6898301 2
Sight Glass Repair Kit consisting of: L8908301 3
   Sight Glass L8816001 5.1
   Gasket, Teflon L9694001 5.1
   O-ring, Viton, Parker No. 2-113 CommI 5.1
   O-ring, Viton, Parker No. 2-226 CommI 5.1
Jet Assembly F4785301 4
Splash Baffle F4780301 5
Foreline Baffle Assembly 86754301 6
Thermal Switch Includes: L8912301 7
   Switch (set at 300 °F – 147 °C) 642906025 7a
   Lug 648056680 7b
   Wire 656179100 5.1
   Box Insulator 89867001 7d
Heaters (one heater required per pump) 8
   120 V / 1450 watt Heater Element 647304205 5.1
   208 V / 1450 watt Heater Element 647304210 5.1
   240 V / 450 watt Heater Assembly 647304250 5.1
VHS-4 heater wire, 10 AWG, 24 inches (3 per pump required) X3901-68001 9
Lugs, Replacement, nickel 648056680 10
Heater Clamp 88164301 11
Heater Insulation 86087001 12
Baffle Retaining Ring 699992156 13
O-Ring Kit includes: K0377183 14
   3 Butyl inlet flange O-ring, Parker No. 2-258 5.1
   10 Viton fill and drain O-rings (old style), Parker No. 2-112 5.1
   10 Viton fill and drain O-rings (new style, Parker No. 2-113 5.1
   1 Sight glass O-ring, Parker No. 2-226 5.1
   1 PTFE gasket 5.1
Screw, Rd hd machine, no. 8-32x31/416, stainless steel Screw 15
Stud, no. 8-32 x 1/2, stainless steel Stud 16
Screw, Socket hd cap, no. 8-32x11/44, stainless steel Screw 17
Centering ring for ISO inlet flange, 160K IC160SV 18
Centering ring for ISO foreline flange, KF40 KC40SV 19
Santovac 5 diffusion pump fluid, 500 cc 695405005
Installation and Operation Manual 699901021
PDF Logo Agilent Varian VHS4 VHS6 & VHS250 Diffusion Vacuum Pumps.pdf

PDF Logo Agilent Diffusion Pumps Catalog.pdf



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CONTACT US
Ideal Spectroscopy
5910 Midway Park Blvd NE,
Albuquerque, NM 87109-5805

Phone: (505) 872-0037
Fax: (505) 872-9001
info@idealspectroscopy.com



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