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Condition:
Factory New
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Learn more:
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MFR:
RPI
Ships from Manufacturer
- MPN: ATB621
- Phone: (800) 221-9723
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Frequently asked questions
Is this bushing compatible with my Air Techniques processor?
Yes, the RPI ATB621 “L” Transfer Arm Bushing is specifically engineered for Air Techniques Peri Pro dental film and X-ray processors. It is designed to fit precisely into the Transport Assembly, specifically on the top rows (front and back).
Does this part serve as a direct OEM replacement?
Absolutely. The RPI ATB621 functions as a direct replacement for OEM Part #90523, ensuring seamless integration and consistent mechanical performance within your existing equipment.
What material is used to ensure long-term durability?
This component is constructed from black polyacetal. This material is chosen specifically for its:
- Low friction properties, which reduce wear on the transport mechanism.
- High wear resistance, ensuring reliable mechanical function over extended use.
How many bushings are included in one package?
Each order contains a package of six (6) bushings, providing enough components for multiple maintenance spots or to keep spares on hand for future repairs.
Is this part included in any larger repair kits?
Yes, for more extensive maintenance needs, this bushing is a key component in the following RPI Transport Repair Kits:
- RPI Part #ATK629
- RPI Part #ATK663
Are these parts brand new from the factory?
Yes, all RPI ATB621 bushings are Factory New components, guaranteeing that you are receiving unused, high-quality replacement parts for your imaging equipment.
Can service technicians use these for preventative maintenance?
Certainly. These bushings are essential for service technicians performing both preventative maintenance and breakdown repairs on the transport mechanisms of Air Techniques Peri Pro processors.
Where exactly is this bushing positioned in the unit?
The RPI ATB621 is specifically designed for the Transport Assembly. It is intended for installation in the top rows, covering both the front and back positions within the assembly.
What are the primary performance advantages of polyacetal?
Polyacetal is an ideal choice for this application because it offers:
- Structural stability under mechanical load.
- Self-lubricating characteristics that prevent sticking during the film processing cycle.
- Resistance to chemicals typically found in dental processing environments.
Who should I contact if I have technical questions?
If you require technical support or have questions regarding the installation or compatibility of the ATB621 bushing, you can reach out via their support line at (800) 221-9723.

RPI ATB621 “L” Transfer Arm Bushing