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  • Set of four aperture inserts front view showing black anodized plates with circular aperture openings and degree markings on the mounting brackets Set of four aperture inserts rear view showing black anodized plate backs with small printed labels and circular aperture openings

    Aperture Insert Set 1 2 15 30 Degree Photometer Spectrometer Optical Accessory

    Vintage

    $59.00
    Was: $150.00
    Aperture Insert Set 1 2 15 30 Degree Photometer Spectrometer Optical AccessorySet of 4 interchangeable aperture inserts for photometers, spectrophotometers, and spectrometers. These inserts restrict...
    21131
    SKU:
    21131
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    3.00 LBS
    Brand:
    Unbranded
    Model:
    Aperture Insert Set 1 2 15 30 Degree
    Type:
    Aperture Insert / Aperture Plate
    SKU:
    21131
    Condition:
    Used – Pulled from Working Environment
    Quantity:
    4 inserts (1°, 2°, 15°, 30°)
    Aperture Angles:
    1°, 2°, 15°, 30°
    Compatible With:
    Photometer, Spectrophotometer, Spectrometer
    Material:
    Black anodized aluminum plate
    Mounting:
    Thumbscrew retention, bracket mount
    Application / Use Case:
    Optical light measurement, photometry, spectrometry
    Seller Notes:
    Lot of 4 aperture inserts; one each at 1°, 2°, 15°, and 30°
    Condition Notes:
    Set of 4 aperture inserts (1°, 2°, 15°, 30°) inspected and in good used condition. Pulled from a working optical measurement environment. Light surface wear; thumbscrews intact; apertures clean.
    $59.00
    Was: $150.00
  • Omni Cap 101192-0027 vacuum chamber top fill port lid with original cardboard box labeled Omni Cap — angled front view showing two small feedthrough fittings on polished aluminum disk Omni Cap 101192-0027 vacuum chamber fill port lid — top-down view showing two centered feedthrough port fittings on smooth machined aluminum flange surface

    Omni Cap 101192-0027 Vacuum Chamber Top Fill Port Lid ~5" Dia Aluminum Flange

    Omni Cap

    $145.00
    Was: $300.00
    Omni Cap 101192-0027 Vacuum Chamber Top Fill Port Lid ~5" Dia Aluminum FlangeThe Omni Cap 101192-0027 is a custom-diameter aluminum top fill port lid designed to cap and seal the top port opening of...
    27974
    SKU:
    27974
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    5.00 LBS
    Brand:
    Omni Cap
    Model:
    101192-0027
    MPN:
    101192-0027
    Type:
    Vacuum Chamber Top Fill Port Lid / Flange Cap
    SKU:
    27974
    Condition:
    Used – Inspected and in Good Condition
    Material:
    Aluminum
    Diameter:
    Approximately 5 inches
    Number of Feedthrough Ports:
    2
    Mounting Holes:
    Multiple bolt-circle mounting holes (visible in photos)
    Application / Use Case:
    Vacuum chamber top cap / fill port access lid
    Seller Notes:
    Includes original cardboard box labeled 'Omni Cap'
    Form Factor:
    Circular disk flange with raised port fittings
    Compatible With:
    Vacuum chambers with ~5" top port opening
    Condition Notes:
    This Omni Cap 101192-0027 vacuum chamber fill port lid has been inspected and is in good used condition. Aluminum disk is clean with light handling marks. Feedthrough fittings and mounting holes intact. Comes in original box.
    $145.00
    Was: $300.00
  • Chemical resistant clean room container front view — blue transparent acrylic window, white enclosure body, top ports, and quarter-turn cam lock latches Chemical resistant container right side view showing mounted pressure regulator with analog gauge and green solenoid valve assembly

    Chemical Resistant Container 13x27.5x18.5 Clean Room Tank w/ Pressure Regulator

    Unbranded

    $150.00
    Was: $300.00
    Chemical Resistant Container 13x27.5x18.5 Clean Room Tank w/ Pressure RegulatorThis is an unbranded chemical resistant enclosure measuring 13 in x 27.5 in x 18.5 in, built for use in clean room and...
    30655
    SKU:
    30655
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    40.00 LBS
    Brand:
    Unbranded
    Model:
    Chemical Resistant Container 13x27.5x18.5
    Type:
    Chemical Resistant Container / Clean Room Tank
    SKU:
    30655
    Exterior Dimensions:
    13 in x 27.5 in x 18.5 in
    Material:
    Chemical Resistant (polypropylene/coated steel body)
    Front Panel:
    Blue transparent acrylic/polycarbonate window
    Pressure Regulator:
    Included — with analog gauge, mounted on side
    Solenoid Valve:
    Included — green body, red actuator button
    Fittings Included:
    Stainless steel male threaded fitting; plastic elbow fitting
    Latching Mechanism:
    Quarter-turn cam lock on front panel
    Top Fittings:
    White plastic threaded port and black threaded port on top
    Application:
    Clean Room Chemical Supply, Semiconductor Fab
    Form Factor:
    Freestanding Enclosure
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Includes pressure regulator, solenoid valve, stainless and plastic fittings
    Condition Notes:
    Chemical resistant clean room container, 13x27.5x18.5 in. Inspected, good used condition, pulled from a working clean room environment. Pressure regulator, solenoid valve, and fittings included. Normal light wear.
    $150.00
    Was: $300.00
  • Hitachi Perkin-Elmer Coleman 139 UV-VIS Spectrophotometer — front-left three-quarter view showing analog meter display and control panel Hitachi Perkin-Elmer Coleman 139 UV-VIS Spectrophotometer — rear-left three-quarter view showing rear panel connectors and attached cable

    Hitachi Perkin-Elmer Coleman 139 UV-VIS Spectrophotometer 139-0171 For Parts

    Hitachi

    $500.00
    Was: $1,000.00
    Hitachi Perkin-Elmer Coleman 139 UV-VIS Spectrophotometer 139-0171 For PartsBenchtop UV-VIS spectrophotometer designed for absorbance and transmittance measurements across ultraviolet and visible...
    42066
    SKU:
    42066
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    53.00 LBS
    Brand:
    Hitachi
    Model:
    Coleman 139
    MPN:
    139-0171
    Secondary Model:
    139-4530
    SKU:
    42066
    Type:
    UV-VIS Spectrophotometer
    Co-Brand:
    Perkin-Elmer / Coleman
    Measurement Type:
    Absorbance and Transmittance
    Spectral Range:
    UV and Visible (UV-VIS)
    Display Type:
    Analog meter — Absorbance and Transmittance scales
    Light Source:
    Dual lamp (tungsten and deuterium visible in photos)
    Slit Control:
    Manual slit width adjustment knob (mm)
    Wavelength Control:
    Manual wavelength dial (nm)
    Output:
    Recorder output (Fine/Coarse adjust), Digital output
    Cell Compartment Part No.:
    139-0171
    Connector:
    Multi-pin DIN-style connector (power/signal cable)
    Form Factor:
    Benchtop
    Country/Region of Manufacture:
    Japan
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Sold AS-IS for parts or repair. Includes loose internal subassembly with wiring harness and DIP switch board visible in photos.
    Condition Notes:
    Hitachi Perkin-Elmer Coleman 139 UV-VIS Spectrophotometer (139-0171) sold AS-IS for parts or repair. Not tested or confirmed functional due to age. Cosmetically fair; controls and meter face intact. Loose subassembly and cable included.
    $500.00
    Was: $1,000.00
  • MDC 411014 brass compression vacuum fitting with O-ring in sealed poly bag — angled top view showing tube and knurled ring MDC 411014 brass vacuum compression fitting in poly bag — side view of O-ring component showing bore and flat seating face

    MDC 411014 Brass Compression Connection with O-Ring 57.8mm Vacuum Fitting

    MDC

    $45.00
    Was: $90.00
    MDC 411014 Brass Compression Connection with O-Ring 57.8mm Vacuum FittingBrass compression vacuum fitting with O-ring seal. Designed for vacuum system plumbing connections where the knurled...
    27747
    SKU:
    27747
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    3.00 LBS
    Brand:
    MDC Vacuum Products
    Model:
    411014
    MPN:
    411014
    Type:
    Brass Compression Vacuum Fitting with O-Ring
    SKU:
    27747
    Material:
    Brass
    Seal Type:
    O-Ring, compression sealed via knurled ring
    Total Length:
    57.8 mm
    Knurled Part OD:
    57 mm
    Tube Length:
    48.9 mm
    Tube OD:
    44.4 mm
    Tube ID:
    38.4 mm
    Clearance Through:
    38.4 mm
    Application:
    Vacuum systems, vacuum chamber plumbing
    Country/Region of Manufacture:
    United States
    Condition:
    New – Open Box
    Seller Notes:
    New open-box; in original poly bag. O-ring included.
    Condition Notes:
    MDC 411014 Brass Compression Vacuum Fitting with O-Ring. New, unused, in original poly bag. Open-box — may have been in long-term storage; inspect O-ring before use. No signs of wear or damage visible.
    $45.00
    Was: $90.00
  • Minply MFW MFO-74 Circular Safety Chuck pair – front and rear view showing circular drive head and shaft Minply MFO-74 Circular Safety Chuck pair – flange face view showing internal drive mechanism and Minply label on left unit

    Minply MFW MFO-74 Circular Safety Chuck 74mm Flange Mount 1100Nm 2800 lbs

    Minply

    $1,000.00
    Was: $2,000.00
    Minply MFW MFO-74 Circular Safety Chuck 74mm Flange Mount 1100Nm 2800 lbs Circular safety chuck for web handling and roll applications. Designed to grip and secure air shafts up to 65mm diameter with...
    53251
    SKU:
    53251
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    129.00 LBS
    Brand:
    Minply
    Model:
    MFO-74
    Secondary Model:
    MFW
    MPN:
    MFO-74
    SKU:
    53251
    Type:
    Circular Safety Chuck
    Condition:
    Used – Inspected, functions with surface rust noted
    Flange Diameter:
    74 mm
    Max Torque Rating:
    1100 Nm
    Max Beam Load:
    2800 lbs
    Max Shaft Diameter:
    65 mm
    Mounting Type:
    Flange Mount
    Drive Head Type:
    Circular
    Application:
    Web Handling, Slitter-Rewinder, Laminator, Roll Handling
    Compatible With:
    Unwind/Rewind Stands, Air Shafts up to 65mm
    Quantity Included:
    2 units (pair)
    Country/Region of Manufacture:
    Italy
    Seller Notes:
    Includes 2 used Minply MFO-74 circular safety chucks as shown
    Condition Notes:
    These Minply MFW MFO-74 Circular Safety Chucks have been inspected and are functional — both units spin freely. Surface rust is present on the housing and flange faces of both chucks, and this rust does affect movement to some degree; buyers should
    $1,000.00
    Was: $2,000.00
  • YSI 85/50 FT dissolved oxygen meter handset with 50-foot cable on black spool reel YSI 85 meter handset and open cable spool showing cable reel housing detail

    YSI 85/50 FT Dissolved Oxygen Conductivity Salinity Temperature Meter 50ft Cable

    YSi

    $175.00
    Was: $350.00
    YSI 85/50 FT Dissolved Oxygen Conductivity Salinity Temperature Meter 50ft CableHandheld water quality meter with 50-foot cable on spool. Measures dissolved oxygen, conductivity, salinity, and...
    45467
    SKU:
    45467
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    8.00 LBS
    Brand:
    YSI
    Model:
    85/50 FT
    MPN:
    85/50 FT
    Type:
    Dissolved Oxygen / Conductivity / Salinity / Temperature Meter
    SKU:
    45467
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Includes 50-ft cable on spool. Powers on. Broken battery cover; batteries not included.
    Country/Region of Manufacture:
    United States
    Form Factor:
    Handheld
    Measurement Type:
    Dissolved Oxygen, Conductivity, Salinity, Temperature
    Cable Length:
    50 ft (15 m)
    Memory:
    50-reading memory with ID
    Conductivity Range:
    User-selected or auto-ranging
    Salinity Compensation:
    Automatic
    DO Membrane Type:
    Screw-on
    Display:
    LCD
    Controls:
    ON/OFF, LIGHT, UP, DOWN, MODE, ENTER
    Connector Type:
    Multi-pin circular probe connector
    Application / Use Case:
    Water quality monitoring, field sampling, environmental science
    Condition Notes:
    YSI 85/50 FT DO/Conductivity/Salinity meter sold as-is for parts or repair. Powers on but has broken battery cover; needs replacement. Batteries not included. 50-ft cable and spool included. Photos show all condition details.
    $175.00
    Was: $350.00
  • Corning 25952-1L 1-liter 90mm 0.22 micron sterile filtration system sealed in original manufacturer bag – front label view Corning 25952-1L filtration system in sealed bag showing orange cap and filter body – side angle view

    Corning 25952-1L Filtration System 1L 90mm 0.22 Micron Cellulose Acetate Sterile

    Corning

    $15.00
    Was: $30.00
    Corning 25952-1L Filtration System 1L 90mm 0.22 Micron Cellulose Acetate Sterile Disposable vacuum filtration system designed for sterile filtration of aqueous laboratory solutions. Single-use unit...
    40654
    SKU:
    40654
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    2.00 LBS
    Brand:
    Corning
    Model:
    25952-1L
    MPN:
    25952-1L
    Type:
    Vacuum Filtration System
    SKU:
    40654
    Membrane Material:
    Cellulose Acetate
    Pore Size:
    0.22 Micron
    Membrane Diameter:
    90mm
    Volume Capacity:
    1 Liter
    Sterility:
    Sterile
    Housing Material:
    Disposable Polystyrene
    Application:
    Sterile filtration of aqueous lab solutions
    Format:
    Disposable, Single Use
    Seller Notes:
    New open box; sealed in original manufacturer bag
    Country/Region of Manufacture:
    United States
    Condition Notes:
    Corning 25952-1L Filtration System is new and unused, sealed in original manufacturer bag. Open box — outer retail packaging may be absent but sterile inner bag is intact. Please contact us with any questions.
    $15.00
    Was: $30.00