
The DYNABRADE - 4085 is a lock ring designed for use in pneumatic systems. This component functions as a circular retaining device that secures fittings, tubing, or parts on shafts within a groove. It is compatible with the Dynabrade brand and fits the Dynafile II series, specifically matching manufacturer part numbers 40320, 40330, and 40335. The lock ring is installed by snapping or threading into a groove on the relevant connector or cylinder rod to maintain proper alignment and component stability. Key Features:
- - Compatible with Dynabrade brand equipment
- - Fits Dynafile II series products
- - Matches manufacturer part numbers 40320, 40330, and 40335
- - Functions as a circular retaining device to secure pneumatic fittings and components
Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.