Description
The Techcon 6 mm E-style retaining ring is a small but important item in the dispenser parts drawer for fluid dispensing equipment service. It fits a 6 mm shaft and has a listed 0.7 mm thickness, giving repair benches a traceable replacement clip when a shaft retainer is bent, missing, or no longer seating cleanly in its groove. Use it during valve, actuator, and accessory maintenance where the rest of the assembly is still serviceable.
dispenser parts for shaft retention
E-style retaining rings hold a shaft-mounted part stack in position without adding a threaded fastener or set screw. On compact dispensing equipment, that matters because service hardware often sits close to seals, springs, actuator hardware, or molded plastic housings. A loose or damaged retaining ring can let a related component walk out of position, creating inconsistent motion or leaving the technician with a tool that cannot be closed after teardown.
Before installation, clean the shaft groove and inspect the groove shoulder for burrs, dried adhesive, sealant residue, or deformation from a previous repair. The ring should snap into the groove and sit flat against the retained component. If it rocks, spreads open, or needs force beyond normal snap-ring handling, check the shaft size and groove condition before cycling the dispenser again.
This part is especially useful for maintenance kits that serve multiple bench stations. A missing clip can sideline a larger valve, receiver head, or syringe accessory even when every fluid-facing seal is still usable. Keeping the shaft hardware organized by metric size helps technicians finish the repair without improvising with a loose hardware-bin substitute.
dispenser parts specifications
| Attribute | Value |
|---|---|
| SKU | TEC3300-0405 |
| Part type | E-style retaining ring |
| Shaft diameter | 6 mm |
| Listed thickness | 0.7 mm |
| Brand | Techcon |
| Use | Dispensing equipment service hardware |
Keep this ring labeled by shaft size, tool family, and replacement date so service history stays easy to follow. That simple habit helps teams distinguish a true valve or controller issue from a mechanical service item that was replaced during the last teardown. It also reduces the risk of substituting a generic clip with the wrong thickness or spring tension.
During preventive maintenance, inspect the retained part for side play before and after the ring is installed. If the stack still moves after the clip is seated, the retained component, spacer, or shaft groove may need attention. The retaining ring should solve retention, not compensate for a worn mating part.
Ordering and related service items
Order this retaining ring when the original clip is lost, distorted, corroded, or no longer holds the shaft stack firmly after cleaning. It is a good companion item to stock near cartridge retainers, receiver heads, gaskets, and other small Techcon service hardware used around a mixing nozzle, 2 part mixing nozzle, or jb weld mixing nozzle station. For adjacent repair items, browse dispensers, mixers, and nozzles. Current precision dispensing line information is available from Techcon.
Need Help?
Need help matching service hardware to a shaft, valve, or repair kit? Call (800) 220-1966 or email [email protected].







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