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- Agilent Heaters and SensorsMass Spectrometry, Scientific Supplies & ManufacturingScientific Instrument Services 5973 Source Heater Tamper Resistant Allen Wrench 5973/5975 Quad Sensor 5985 Source Heater Assembly Agilent Interface Heater Assembly 5971 Interface Heater
CF Vacuum Flanges - General Description 3402These flanges are manufactured on state-of-the-art CNC (computer controlled) lathes to insure consistently close dimensional tolerances, and extremely fine surface finishes.
Flange Adaptor to 1/8" NPT, Aluminum 3111In Aluminum and Stainless Steel.
Socket Head Cap Screws - Flange Hardware 3008Screws, Nuts, Washers
Ion Gauge Adaptor Flange 2617Use this to adapt ion gauge tubes to a 2 3/4" Conflat flange.
Double Flange Bolts 2605Double Flange Bolts Fitting
Tubing Adaptor Flange 2503Tubing Adaptor Flange with o-ring seal
Large Flange Single Claw Clamp 2417Large Flange Single Claw Clamp for your vacuum needs.
Copper Gaskets for Vacuum Flanges 2386The below listed vacuum flange copper gaskets are made from OFHC copper.
Long Braze Weld Flange - Brass 2382Longer pump nipple for vacuum hose attachment or for custom welding applications.
Large Flange Double Claw Clamp 2366Large Flange Double Claw Clamp for your vacuum needs.
Braze Socket Weld Flange - Brass 2361In brass.
Weld Ring Flange, 304 Stainless 2310Weld Ring Flange, 304 Stainless fitting
Flange Hardware - Cap Screw Nuts 2285made with Stainless steel
Single BNC Connector on Vacuum Flange 2268All feedthroughs supplied with mating connector for use with RG 58/U cable.
Short Weld Flange, 304 Stainless 2260Short Weld Flange, 304 Stainless fitting
Weld Flange, Bolted - Stainless Steel 2260Weld Flange, Bolted - Stainless Steel fittings
Blank Flanges in Brass, Aluminum and Stainless 2199In Brass and Aluminum and Stainless
QF Reducer Weld Flange, 304 Stainless 2104Stainless QF Reducer Weld Flange
Short Weld Stub Flange, 304 Stainless 2093Short Weld Stub Flange, 304 Stainless fittings
Quick Flange Clamp, Aluminum and Stainless 2088Quick action aluminum clamp with finger closure "T" knob for positive sealing of NW flanges.
Long Butt Flange In Stainless and Aluminum 2077In Stainless and Aluminum.
Blank Flange in SS and Aluminum 2058in SS and Aluminum
Flange Adapter to 1/2" NPT, Stainless 2023Flange Adapter in Stainless Steel
Flange Hardware - Flat Stainless Steel Washers 2023Made in SS - washers are used in the assembly of vacuum systems.
Low Pressure Flange Fittings 2023Resilient 1/4"-28 Delrin nut with polypropylene O-ring ferrule.
Long Butt Flange - 304 Stainless Steel 1998Stainless Steel Long Butt Flange
Short Weld Flange - 304 Stainless Steel 1998Short Weld Flange - 304 Stainless Steel fittings
Dual BNC Connector on Vacuum Flange 1978All feedthroughs supplied with mating connector for use with RG 58/U cable.
Blank Tapped/Non-Tapped Vacuum Flanges 1974These blank non-rotatable flanges are for sealing off ports, for drilling custom interfaces, feedthrus, or other accessories, and for modifications of vacuum equipment.
Flanging Kit for Low Pressure Tubing 1940Create or restore flanged tubing connections with this handy tool.
Vacuum Flanges:
A&N Stainless Steel Quick-Disconnects Mounted on Del
Seal Conflat Flanges 1921Supplies needed in many sizes.
Flange - Unbored Stub in Stainless, Aluminum and Brass 1889In Stainless, Aluminum and Brass.
Vacuum Flanges: Swagelok Tube Fittings Mounted on Del-Seal Conflat Flanges,
Stainless Steel 1831For vacuum flanges.
QF to Varian Type Conflat Flange Stainless Steel 1770Stainless union for connection NW flanges to Varian type conflat flanges.
LF to Varian Conflat Flange - 304 Stainless Steel 1736Stainless Steel LF to Varian Conflat Flange
Adaptor Flange to 1/8" NPT in Stainless and Brass 1575In Stainless and Brass.
Flange Adapter to 1/4" NPT, Aluminum with O-ring Attached 1499Flange Adapter with O-ring Attached
Flange Adaptor to ¼" NPT, 304 Stainless Steel, Brass, Aluminum 1496In Aluminum, Stainless Steel, and Brass
Vacuum Fittings (67) 369Many Fittings and Flanges in different sizes for your vacuum needs.
Del-Seal Viewports 2267056 Glass with Kovar sleeves and stainless steel flanges.
45 Degree Stainless Elbow 20645 degree elbow for mating NW vacuum flanges.
QF To Flexible Stainless Steel Metal Hose 176Thin Wall - 10", 20", 40" & Thick Wall
QF Nipples, 304 Stainless 173Rigid metal extension for the union of vacuum fittings.
90 Degree Stainless Elbow 17190 degree elbow for mating NW vacuum flanges.
Centering Ring Assembly, 304 Stainless and Aluminum 171Available with Viton® or Buna O-ring, this centering ring complete with O-ring should be used when joining any two NW flanges with a quick flange clamp.
QF Stainless 4-Way Crosses 171Each 4-way cross has four NW flanges for up to 4 vacuum lines.
QF Stainless Steel Tees 171Three NW flanges permit the union of several pump lines.
QF To Pyrex Tube 171QF To Pyrex Tube for your vacuum needs.
Hose Adaptor, Aluminum 162For connecting rubber or plastic hose to NW flanges.
Hose Adaptor, Stainless Steel 162Stainless steel nipples for clamping vacuum hose to NW flanges.
180 Degree Stainless Return 153Vacuum Fittings 180 degree Stainless return.
Half Nipple 153Butt weld, can be used with orbital welders, and has thru holes.
Centering Ring Assembly, 304 Stainless With Screen 153Features Viton® O'Ring and 72 mesh screen.
Extra Long Nipples 153These aluminum hose nipples have longer stems for better multiple clamping of vacuum hose. Other sizes and lengths can be custom manufactured by S.I.S.
QF to Quick Coupling, 304 Stainless 153Compression type quick connect with O-ring seal for connecting gauges or tubes to vacuum systems.
Long Nipples-Aluminum 150Aluminum Long Nipples for your vacuum needs.
QF Stainless Steel Reducing Tees 150QF Stainless Steel Reducing Tees Fittings
QF to QF Reducers, Aluminum 150QF to QF Reducers, Aluminum fittings
QF to Male Pipe Adaptor, 304 Stainless 148Stubs have from 1/8" to 1" male NPT for junctions to NW flanges.
Adaptive Centering Ring Assembly, 304 Stainless and Aluminum 143Available with Viton® or Buna O-ring, this reducing centering ring is for joining two different size NW flanges with a quick flange clamp.
QF to QF Reducers, 304 Stainless 142Union for connecting two different size NW flanges.
Pump Nipples With Side Port 140Aluminum Long Nipples with 1/8" NPT tap in the side for the addition of gauge tubes.
Diffusion Pump O-Ring Kits 137S.I.S. supplies 'O' Rings for replacement in various models of Varian diffusion pumps.
Stainless Steel Tubes (All tubes are 12" long)* 133Stainless Steel 12 inch Tubes- 1/4" NPT, 304 Stainless Steel 130Koby Fitting in Stainless Steal
90 Degree Stainless Steel Elbow - Long Radius 13090 Degree Stainless Steel Elbow Fitting
90 Degree Stainless Steel Mitred Elbow 13090 Degree Stainless Steel Mitred Elbow Fitting
Agilent (or HP) Copper Gaskets for Vacuum Flanges 130All gaskets are .080" thick.
QF Window Viewing Port 130304 stainless flange with optical quality borosilicate glass.- Copper and Gold Plated Copper Gaskets for Thermo/Finnigan MAT Flanges 123The following copper and gold plated copper gaskets are available for the vacuum flanges on Thermo/Finnigan mass spectrometers.
Thermo/Finnigan MAT Incos 50B Vacuum Measurement System 122Easily mounts to Incos 50B, Accurate Vacuum Measurement, Bayard-Alpert Design, Convenient Bench Top Enclosure
Scope of ISO-LF Components 121The ease of assembly and disassembly of ISO components, together with the vast array of configurations available with this system result in a multitude of applications.- Diffusion Pump O-Ring Kits 120S.I.S. supplies 'O' Rings for replacement in various models of Varian diffusion pumps.
Coaxial Foreline Traps 115The CFT Series traps are an effective design, which reduces mechanical pump backstreaming to the vacuum chamber.
Stainless Steel Oil Mist Eliminator 115Hermetic, Sealed, In-line Oil Mist Separator For Mechanical Vacuum Pumps.
SIS All-In-One Pump Filter Kit for Adixen 1086.25" high, low cost, combined oil mist eliminator and charcoal filter proven effective for removing volatile and semi-volatile organics from exhaust of vacuum pumps.
Copper and Gold Plated Copper Gaskets for Ion Trap 108S.I.S. carries copper and gold plated copper gaskets for the Varian Saturn.
A&N Vacuum Fittings 102These A&N vacuum fittings and assemblies are an economical system of reusable stainless steel connectors for 1/2", 3/4", 1", 1 1/2", and 2" O.D. tubing.- SIS HPLC Maintenance Kits (2) 102HPLC Maintenance Kits available from Scientific Instrument Services, Inc.
GP-355 Ion Gauge for Agilent 6100/6200/6400/6500 Series 92High-vacuum gauge, micro-ion E with flange, direct replacement for Agilent single quadrupole 6100/XX series, TOF 6200/XX series, triple quadrupole 6400/XX series, Q-TOF 6500/XX series. Replaces OEM p/n G1960-80303 SIS196080303 : -
1/4" Pipe to 1/2" Hose Fitting 921/4" Pipe to 1/2" Hose Fitting
1/4" Pipe to 3/4" Hose Fitting 92Standard fillings on filters are 1/4" NPT.
1/4" Pipe to 1" Hose Fitting 92Standard fillings on filters are 1/4" NPT.
Thermo/Finnigan MAT90 PTFE O-Ring 92The PTFE O-ring for use on the MAT90 side flange.
Wing-Nut Aluminum Clamp 92Industry standard die-cast aluminum clamp.
Assimilation Traps 86The Assimilation Traps are similar to our Coaxial Foreline Traps in that they are used between the rough vacuum pump and the diffusion (or turbo) pump to prevent backstreaming of oil into the diffusion pump.
Silver-Tin for Gasket Fabrication 86This wire can be used for the fabrication of O' Ring gaskets on instruments such as the Dupont Mass Spectrometers which do not utilize heated flanges.- Finnigan MAT TSQ 70, 700 Supplies and Services 76TSQ Replacement Parts
- Thermo/Finnigan MAT PTFE O-Rings 76The PTFE ‘O’ ring for use on the MAT90 side flange.
VICI Flangeless Fittings 76Zero-dead-volume fingertight connections are rated to 70 bar (1000 psi) for 1/16" tubing, 35 bar (500 psi) for 1/8" tubing.
Edwards Vacuum Pumps: EO50/60 Diffusion Pump 70The Model EO50/60 is a compact, fast warm-up air-cooled diffusion pump supplies complete with high integrity inlet Co-seal, and flange clamping ring. The jet assembly is removeable for easy cleaning.
Molecular Sieve Foreline Traps 68Molecular Sieve Traps are effective for trapping hydrocarbons and water vapor.
Bayard-Alpert Ionization Gauge Controllers 66The Granville-Phillips Model 330 Ionization Gauge Controller is reliable, easy to operate, easy to service and moderately priced.
nEXT240D Turbomolecular Pump by Edwards 66The nEXT is a hybrid bearing compound turbomolecular pump. nEXT pumps combine our proven bearing technology (oil lubricated ceramic lower bearing with dry permanent magnetic upper bearing).
nEXT300D Turbomolecular Pump by Edwards 66The nEXT is a hybrid bearing compound turbomolecular pump. nEXT pumps combine our proven bearing technology (oil lubricated ceramic lower bearing with dry permanent magnetic upper bearing).
nEXT300D Turbomolecular Pump by Edwards 66The nEXT is a hybrid bearing compound turbomolecular pump. nEXT pumps combine our proven bearing technology (oil lubricated ceramic lower bearing with dry permanent magnetic upper bearing).
Adixen Pump Filter Kit 61Adixen Pump Filter Kit and accessories for your vacuum pump needs.
Agilent/HP 5971 Bayard Alpert Vacuum Measurement System 61The vacuum measurement system to monitor the source pressure is optional for the 5971.
Edwards Small Pump Filter Kit 61Edwards Pump Filter Kit and accessories for your vacuum pump needs.
EXT75DX Turbomolecular Pump by Edwards 61The EXT75DX is a hybrid bearing compound turbo pump that combines the proven technology of a ceramic mechanical lower bearing.
Heated Thermal Desorption Sampling Chambers 61Heated Thermal Desorption Sampling chamber
SIS All-In-One Large Pump Filter Kit for Edwards 616.25" high, low cost, combined oil mist eliminator and charcoal filter proven effective for removing volatile and semi-volatile organics from exhaust of vacuum pumps.
Edwards Large Pump Filter Kit 61Edwards Pump Filter Kit and accessories for your vacuum pump needs.
Rough Vacuum Pumps (25) 59Vacuum Pumps for your lab needs in many sizes and capabilities.
Duo 1.6 M Pump by Pfeiffer 54Dual-stage, high-performance rotary vane pump.
Duo 11 M Pump by Pfeiffer 54Dual-stage, high-performance rotary vane pump with a pumping speed of 9 m.
Duo 3 M Pump by Pfeiffer 54Dual-stage, high-performance rotary vane pump with a pumping speed of 2.5 m.
Duo 6 M Pump by Pfeiffer 54Dual-stage, high-performance rotary vane pump with a pumping speed of 5 m.
Perkin Elmer Inner Source Cleaning 54Scientific Instrument Services provides a mass spectrometer source cleaning service. We can expertly clean and service most models of mass spectrometer sources including filament repair. Fast turn-around of repairs. Cleaning of entire source block, lenses, insulators, filament and repeller assembly.
Perkin Elmer Outer Source Cleaning 54Scientific Instrument Services provides a mass spectrometer source cleaning service. We can expertly clean and service most models of mass spectrometer sources including filament repair. Fast turn-around of repairs. Cleaning of entire source block, lenses, insulators.
HiPace® 300 Turbo Pump by Pfeiffer 54Rugged, powerful turbopump with a pumping speed of up to 260 l/s for N2.
Agilent (Hewlett Packard) Mass Spec Ion Gauge Tubes 53Our standard G75K Bayard-Alpert ion gauge tube will fit all models of HP mass specs except the HP5989 MS Engine.- Finnigan MAT Ion Trap Supplies and Services 53Ion Trap Replacement Parts Aluminum Oxide Abrasive Ceramic Insulators Cartridge Heater for Interface Diffusion Pump Heater Ferrules, 0.4 and 0.5 mm Filaments, source Filament Material Flange, Ion Gauge, Flared Sample Vials Gaskets, Copper Gaskets, Gold Plated Heater Cartridge Ion Gauge, High Sensitivity Jet Separator O-Rings Pump Oils, Diffusion Pump Oils, Rough Rulon Insert Sample Vials, Flared Sample Vials, Straight Thermocouple Gauge Tube Ion Trap Repair Services Filament Repair Source Heater...
O-Rings (3) 48O-Rings are available in five different materials from Scientific Instrument Services.- Vacuum Pumps and Supplies from SIS (37) 47Vacuum pumps by SIS, Edwards, Adixen and Pfeiffer.
Convectron Series 275 Vacuum Gauge 46The Granville Philips Convectron Gauge tube used on the 5971 and 5972 mass spectrometers is available from S.I.S. This is a direct replacement for the HP original and screws into the fitting shown above.
E2M1.5 Two Stage Rotary Pump 46This miniature two stage pump features an alternative inlet connection position at the side of the pump so that overall installation height can be reduced to a minimum when required.
SIS News May 2017 - ASMS 2017 46SIS at ASMS 2017: NIST 17, thermal desorption, SIMION, transfer tubes, ion gauge for 6000 series, and more
SIS Pump Oil Mist Eliminator 46When vacuum pumps are first turned on they usually emit a considerable quantity of oil vapors into the air.
HiPace® 80 Turbo Pump by Pfeiffer 43Small yet powerful turbo pump with a pumping speed of up to 67 l/s for N2.
Custom Hose Union Pump Fittings 38S.I.S. offers a full line of flange fittings for all models of vacuum pumps, diffusion pumps, and vacuum systems.
Adixen Oil Mist Eliminators 38Reduce chance of computer head crashes and Prevent carcinogenic and caustic fume emissions
Greenwood Lab Supplies 34
Adixen 2010 "I" Series Vacuum Pumps 30Adixen I Series Rotary Vane Pumps address all major requirements of the most sensitive applications of analytical instruments.
Adixen 2015 "I" Series Vacuum Pumps 30Adixen I Series Rotary Vane Pumps address all major requirements of the most sensitive applications of analytical instruments.
Adixen 2005 "I" Series Vacuum Pumps 30Adixen I Series Rotary Vane Pumps address all major requirements of the most sensitive applications of analytical instruments.
Adixen 2021 "I" Series Vacuum Pumps 30Adixen I Series Rotary Vane Pumps address all major requirements of the most sensitive applications of analytical instruments.
Adixen 210 SD Vacuum Pumps 30These pumps are recommended for general vacuum applications in industry, research laboratories, and wherever else portability and lightweight, vibration-free operation is essential.- Adixen 205 Standard Vacuum Pump 30These pumps are recommended for general vacuum applications in industry, research laboratories, and wherever else portability and lightweight, vibration-free operation is essential.
- Adixen 215 Standard Vacuum Pump 30These pumps are recommended for general vacuum applications in industry, research laboratories, and wherever else portability and lightweight, vibration-free operation is essential.
- Adixen 221 Standard Vacuum Pump 30These pumps are recommended for general vacuum applications in industry, research laboratories, and wherever else portability and lightweight, vibration-free operation is essential.
- Adixen Vacuum Pumps (4) 30These pumps are recommended for general vacuum applications in industry, research laboratories, and wherever else portability and lightweight, vibration-free operation is essential.
H.P. 5988/5989 Probe Inlet Port with Automatic Stops 30Eliminates the accidental venting of the mass spectrometer via the probe inlet
Edwards RV High Performance Rough Pumps (2) 28Selectable dual mode, high vacuum for best pressure, and high throughput mode for continuous inlet pressure above 50 mbar.- Adixen "I" Series Rotary Vane Two Stage Vacuum Pumps (5) 26Adixen I Series Rotary Vane Pumps address all major requirements of the most sensitive applications of analytical instruments.
Probe Inlet Port with Automatic Stops for Agilent (HP) 5988/5989 26Has been designed to prevent the occasional venting of the mass spectrometer by accidentally pulling the probe past the vacuum seals.
Edwards RV12 High Performance Rough Pumps 26Selectable dual mode, high vacuum for best pressure, and high throughput mode for continuous inlet pressure above 50 mbar.- Edwards RV3 High Performance Rough Pumps 26Selectable dual mode, high vacuum for best pressure, and high throughput mode for continuous inlet pressure above 50 mbar.
Edwards RV5 High Performance Rough Pumps 26Selectable dual mode, high vacuum for best pressure, and high throughput mode for continuous inlet pressure above 50 mbar.
Edwards RV8 High Performance Rough Pumps 26Selectable dual mode, high vacuum for best pressure, and high throughput mode for continuous inlet pressure above 50 mbar.
STABIL-ION® VACUUM MEASUREMENT SYSTEM 23Highest Long-Term Accuracy Vacuum Gauge from Granville Phillips and Improved Long-Term Accuracy
SIS AP2000 AutoProbe™ 13Automated direct insertion probe for the Thermo PolarisQ™ and TRACE DSQ™ mass spectrometers. Samples in about 3 minutes. Open Access and Xcalibur™ integration.
PTFE O-Rings 11PTFE is a popular o-ring which is white in color. The PTFE o-rings are popular for use in applications which require a chemically resistant and non-compressible material.- Viton® Composition O-Rings 9O-Rings are available in five different materials from Scientific Instrument Services.
- Parts for BOC Edwards Vacuum Pumps
(by Precision Plus) 719201007 : OEM=Edwards,Part Type=Valves,Description=Valve Piston,Pump Models=E1M40;E2M40,20404011 : OEM=Edwards,Part Type=Bearings,Description=Roller Bearing EM40,Pump Models=E1M40;E2M28;E2M30;E2M40,25904601 : OEM=Edwards,Part Type=Misc,Description=Ballast Valve E1M80,Pump Models=E1M40;E2M40,29201006 : OEM=Edwards,Part Type=Sight Glasses,Description=Sight Glass E1M80,Pump Models=E1M40;E1M80;E2M40;E2M80,00307046 : OEM=Edwards,Part Type=Springs,Description=SPRING,Pump Models=E1M18;E2M18,00714012 :... New Mass Spec Filaments
(Catalog A22) 38Direct Insertion Probe for Agilent 5973, 5975 & 5977
(Catalog A49) 30Thermo Filament Repair
(Catalog B14) 38Thermo Mass Spec Filaments
(Catalog B15) 46Edwards EM Vacuum Pumps
(Catalog F10) 38Adixen Vacuum Pumps
(Catalog F13) 38Ionization Gauge Tubes
(Catalog F27) 54Ionization Gauge Tubes
(Catalog F29) 123SIS™All-In-One Two Stage Vacuum Pump Filter Kits
(Catalog F47) 76Koby® Vacuum Pump Charcoal Trapping Exhaust Filters
(Catalog F51) 65Vacuum Pump Filter Kits
(Catalog F52) 46Dry-Ice & LN2 Cooled Foreline Traps
(Catalog F57) 30Gold Wire Ring Vacuum Gaskets
(Catalog F58) 61For ordering, see Gold Wire Ring Vacuum Gaskets.Gold Foil & Gasket Material
(Catalog F59) 65