Plug. PEEK, 1/4-28, ARE-Applied Research brand. Bulk Price.
Additional Info:
49025-01N ARE‑Applied Research PEEK Plug is a high‑precision threaded sealing component designed for HPLC mobile phase delivery caps and solvent bottle systems, ensuring secure closure of unused ports.
Manufactured from high‑performance PEEK (polyether ether ketone), this plug offers excellent chemical resistance and mechanical strength, making it ideal for demanding chromatography and analytical laboratory environments.
The threaded design fits standard 1/4‑28 ports, allowing reliable sealing in caps and fittings used in solvent delivery systems.
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Sealing Performance – Contamination Prevention
Provides secure closure for unused cap ports
Helps prevent air and oxygen ingress
Minimizes solvent exposure to atmospheric gases
Maintains mobile phase integrity
✅ Supports consistent analytical results and solvent stability
PEEK Construction – High Chemical Compatibility
Made from PEEK (polyether ether ketone)
Resistant to common HPLC solvents
Excellent mechanical strength and durability
Ideal for repeated use in laboratory conditions
✅ Suitable for high‑performance chromatography applications
1/4‑28 Thread – Standard Compatibility
Fits 1/4‑28 threaded ports
Compatible with:
Mobile phase delivery caps (e.g., 58820-06)
Solvent system fittings
Laboratory fluid handling assemblies
✅ Ensures secure and reliable system integration
Enhanced Handling Design
Knurled surface for easy finger tightening
Flat sides allow wrench-assisted quarter tightening
Enables secure sealing without over‑tightening
Easy removal if seated tightly
✅ Designed for ease of use and consistent sealing performance
System Compatibility & Use
Commonly used with:
HPLC / UHPLC mobile phase delivery systems
LC‑MS solvent routing setups
Multi‑port solvent cap assemblies
Degassing and tubing configurations
Typical Applications
Sealing unused ports in delivery caps
Maintaining inert solvent environments
Preventing contamination in mobile phase systems
Laboratory fluid handling applications
Integrated into original equipment manufacturer (OEM) product designs
Important Usage Notes
Designed for 1/4‑28 threaded ports only
Use appropriate torque (finger tight + slight wrench assist if needed)
Inspect threads and sealing surfaces regularly
Ideal for use with solvent delivery cap systems
Made‑to‑Order & Pricing Information
This is a custom, made‑to‑order item.
Orders cannot be canceled once placed
Custom items are non‑returnable