-
Condition:
Factory New
-
Learn more:
-
MFR:
RPI
Ships from Manufacturer
- MPN: ATH604
- Phone: (800) 221-9723
+Free Shipping*
Shop with Confidence
Free Shipping
Free Returns
Sales Tax Exemption
+Dedicated Account Managers
Frequently asked questions
Does this assembly match original manufacturer specifications?
Yes, the RPI ATH604 is a direct OEM replacement for part number 90540. It is engineered to meet the exact standards required for integration into AIR TECHNIQUES Peri Pro equipment.
Is the material durable for mechanical use?
Absolutely. The hub is constructed from black polyacetal, a high-performance material specifically selected for its excellent wear resistance and durability in precision mechanical applications.
What components are included in the package?
The package contains the complete assembly required for the Idler Gear Shaft, including:
- 1 main black polyacetal hub
- 2 stainless steel pins
Which specific machine is this designed for?
This assembly is precision-engineered for use within AIR TECHNIQUES Peri Pro dental film and X-ray processors, fitting specifically into the Transport Assembly as the Idler Gear Shaft.
Is this part found in larger maintenance kits?
Yes, for comprehensive maintenance, this component is also included as part of the RPI Transport Repair Kit (Part #ATK629).
Are the pins made of rust-resistant material?
Yes, the two included pins are manufactured from stainless steel, ensuring long-lasting performance and resistance to the environmental conditions within the processor transport assembly.
Is this a brand new factory component?
Yes, this is a factory-new replacement part, ensuring optimal performance and reliability compared to refurbished or used alternatives.
Where does this piece fit in the processor?
The ATH604 is designed to serve as the Idler Gear Shaft within the machine’s Transport Assembly, playing a critical role in the mechanical operation of the film processor.
How should I maintain this hub assembly?
Because this part is critical to the transport mechanism, it is best utilized during routine maintenance. We recommend pairing it with the RPI Transport Repair Kit (ATK629) to ensure all related components are serviced at the same time.
Is the assembly easy to identify by part number?
Yes, you can easily verify this part by its RPI number ATH604 or by cross-referencing it with the original manufacturer part number 90540.

RPI ATH604 Hub & Pin Assembly