Marietta NDT designs and manufactures a wide range of components and accessories for the non-destructive inspection market. We can custom fit any existing x-ray equipment with our accessories. Let us build what you need.
Many of our components are compatible with older x-ray equipment and are directly interchangeable. Standard accessories are in stock and available for immediate shipment.
Radiation Safety Interlock Systems
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Yellow pre-warning beacon with 15 second audible alarm radiation_safety.png

- Red warning beacon, which remains on when x-ray system is energized
- Emergency Stop switch
- (Keyed E-Stop switch available)
- Pre-wired and tested for easy installation into x-ray inspection room
- Connections for door, interlock, warning lights, and remote E-Stops
- Delivered with.CDRH.1.55 Interlock Switch with dual low voltage switches (Optional CDRH Switches Available)
- Includes “X-RAY ON” warning light assembly for external location
| RWIC.S | Stationary Radiation Warning and Interlock Control w/ Single E-Stop Switch |
| RWIC.PLC.S | Stationary Radiation Warning and I/L Control w/ PLC Upgrade and 1 E- Stop |
| RWIC.P | Portable Radiation Warning and Interlock Control |
| RWIC.LB | Light Barrier System (3 Barriers with 100' Cable) |
| RWL.120 | Radiation Warning Light w/o current sensing |
| XIA | USAF X-Ray Interlock Assembly |
CDRH Switches
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All Marietta NDT CDRH switches meet 21 CFR 1020.4 requirements

- Five configurations to meet you specific generator type
- Stocked item at our Marietta NDT facility
| CDRH.1.30 | CDRH Safety Interlock Switch - Single Phase 30A |
| CDRH.1.50 | CDRH Safety Interlock Switch - Single Phase 50A Blade |
| CDRH.1.55 | CDRH Safety Interlock Switch - Single Phase 55A |
| CDRH.3.30 | CDRH Safety Interlock Switch - Three Phase 30A |
| CDRH.1.30-21 | Adaptor plate for MNDTCDRH.1.30 |
Tube Stands and Lifts
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Standard hand crank

- Optional manual hydraulic lift system
- Heavy duty bearing rails
- Heavy-duty casters with brakes
- Universal 2- axis support yoke
- Focal spot scale and pointer
- Cable Festoon for cooling lines and H.V. Cables
- 600 lb lifting capacity
- Interchangeable forks to connect to pallet lifts
| MTSM | Mobile Tube Stand Manual |
| MTSMH | Mobile Tube Stand Manual Hydraulic |
| MTSGEN | Mobile Tube Stand with Generator Platform and Boom Arm |
| PTS | Folding Portable Tube Stand (cradle sold separately) |
| WMTL | Wall Mount Tube Lift, Single Axis |
| WMTL.M | Wall Mount Tube Lift, Single Axis, with Vertical Lift Motor |
| WMTL.3 | Wall Mount Tube Lift, 3 Axis |
| WMTL.3M | Wall Mount Tube Lift, 3 Axis (X,Y,Rz) with Vertical Lift Motor |
| TTTL | Table Top Tube Lift |
| RMO | Robo-Matic Overhead Manipulator (10X20X15) |
| RMO.VLS | Optional Vertical Lift Stage |
| RMO.RCP | Optional Remote Control Pendant |
Tube Cradles/Yokes
Cradles and Yokes are available to affix your x-ray tube to a stand or suspension systems.
A tube cradle designed for a particular tube allows reliable existing equipment or used in conjunction with the tube yoke. Slide strips in the tube cradle allows the x-ray tube to rotate to different angles to align your exposure. Quick locks allow the tube to be secured at the desired angle quickly.
A yoke of standard size (either at the clamp or at an adapter) allows reliable affixing to tube stands. With a tube yoke the x-ray tube can be twisted to a position suitable for the exposure.


| TC.160C | Tube Cradle, fits Comet, GEIT, and Varian 160 tubes. |
| TC.225C | Tube Cradle, fits GEIT, Comet, and Varian 225 tubes. |
| TC.320C | Tube Cradle, fits Comet 320kV tubes and Varian 320 tubes. |
| TC.320GE | Tube Cradle, fits GEIT/Seifert 320 kV tubes |
| TC.320YTU | Tube Cradle, fits Yxlon 320 kV tubes |
| TC.420C | Tube Cradle, fits Comet MXR-420-25 tubes |
| TC.420GE | Tube Cradle, fits GEIT/Seifert 420 & 450 kV tubes |
| TC.451C |
Tube Cradle, fits Comet MXR-451 Tube Housing (Requires Adaptor Ring) and Varian 451 tubes. |
| UPHA | Universal Pivot Hub Assembly (vertical axis rotation) |
| TC.ERESCO32 | Adaptor ring set for MNDT.TC.420GE to ERESCO MF32 |
| TC.ERESCO42 | Adaptor ring set for MNDT.TC.420GE to ERESCO MF42 |
| TC.ERESCO65 | Adaptor ring set for MNDT.TC.420GE to ERESCO MF65 |
| TC.MP4 | Adapter ring set for Varian MP4/Comet MXR 420 |
Laser Pointers and Adapter Plates
| LP .160C | Fixed Beam (HAL) Laser Pointer, fits 160 kV Comet Tube (also GEIT/Seifert) |
| LP .225C | Fixed Beam (HAL) Laser Pointer, fits 225 kV Comet Tube (also GEIT/Seifert) |
| LP .320C | Flip Style Laser Pointer, fits 320 & 420 kV Comet Tubes |
| LP .450C | Flip Style Laser Pointer, fits 450 kV Comet Tube |
| LP .320-450GE | Flip Style Laser Pointer, fits 320, 420 & 450 kV GEIT/Seifert Tubes |
| LPAP.160 | Adaptor Plate for Comet 160 to MNDT.LP.320C |
| LPDB.40-64.320C | Dual Beam Laser Pointer 40" to 64" Adjustable Beam for Comet 320 Tube |
Marietta NDT Flip Mount Laser Pointer
- Mounting bracket machined for direct tube mounting
- Adjustable laser barrel for onsite calibration
- Integrated switch for automatic laser control
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Spring detents for retract and extend position locking

- Hard stop for repeatable positioning
- Optional switch for wiring to x-ray 24V safety circuit
Filter and Aperture Changers
| F AC.2.LP | 2 Position Pneumatic Filter/Aperture Changer with Laser Pointer |
| FAC.3 | 3 Position Pneumatic Filter/Aperture Changer Assembly |
| FAC.4 | 4 Position Pneumatic Filter/Aperture Changer Assembly |
| FAC.42MF4 | Collimator with Filter Holder for ERESCO 42 MF4 with LP Mounting Holes |
| F AC.65MF4 | Collimator with Filter Holder for ERESCO 65 MF4 with LP Mounting Holes |
| CMB | Collimator blanks for FACs |
Detector Shutters
| DS.9.160 | Two-Axis Detector Shutter for 9" Image Intensifier with 1/4" Lead |
| DS.12.160 | Two-Axis Detector Shutter for 9" Image Intensifier with 1/4" Lead |
| DS.9.450 | Two-Axis Detector Shutter for 9" Image Intensifier with 1" HD-17 Tungsten |
| DS.12.450 | Two-Axis Detector Shutter for 12" Image Intensifier with 1" HD-17 Tungsten |
Standard Cabinets
| FC-225 | Dual Door Film Cabinet Shielded for 225kV Source |
| Cabinet Exterior Dimensions - 36" W x 39" D x 96" T. | |
| Manual adjustable tube support for variable FFD- 16" to 52". | |
| FC-320 | Front Hinged Door Film Cabinet for 320kV Source |
| Overall cabinet size 37.62" W X 38.00" D X 77.37" T | |
| 31" Removable base frame weldment. | |
| Hinged loading door 32" W X 45" H | |
| Fixed HDPE part support table 30" X 36" active area. | |
| Manual adjustable tube support with 18" to 32" FFD |
Water Coolers
WC.1 X-ray tube water cooler, 4500 watts, 15,000 BTU rating
WC.2 X-ray tube water cooler, 8800 watts, 30,000 BTU rating