QD3 Male Quick Disconnect No-Spill Coupling, Male Threaded, 1/4 NPT (Refurb)
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NOTE: Refurbished items have been returned to us, used or unused, for whatever reason and have been reconditioned to manufacturer specification. These items may bear signs of usage, shipping, or wear. However, they will have been professionally serviced and wherever necessary, components replaced. Refurbished items from Koolance.com carry a full product warranty.
Koolance patented quick disconnect no-spill coupling with automatic shutoff. 1/4 NPT (tapered) threaded male fitting for screwing directly into a component of the same threading. It will only fit a Koolance QD3 female quick disconnect.
After pulling the ring on the female QDC side, the quick-disconnect fittings will separate. Liquid on both sides will be automatically obstructed with approximately 0.2ml freed. Coolant volume lost upon disconnection will rise with internal pressure higher than 0.5kgf/cm2 (7psi).
| General | |
| Weight | 0.11 lb (0.05 kg) |
| Fitting Thread | NPT 1/4 |
| Max No-Spill Pressure | 0.5kgf/cm2 (7psi) |
| Max Pressure Tolerance @ 25°C | 8kgf/cm2 (113.8psi) |
| Max Temperature Tolerance | 80°C (176°F) |
| Min Pressure Tolerance @ 25°C | -1.0kgf/cm2 (-14psi) |
| Min Storage Temperature (*No Freezing) | -20ºC (-4ºF) |
| Seal Material | EPDM (Water/Glycol Liquids) |
| Wetted Materials | Brass, Nickel Plating, Stainless Steel, EPDM |
| Dimensions | ||
| Diagrams / Models | (See Files Tab for Diagrams and 3D Models) | |
Liquid Coolants
Koolance's product warranty does not cover the use of 3rd-party coolants, coolant additives, or corrosion. Koolance LIQ-702 or LIQ-705 coolants are strongly recommended to help avoid issues with mixed metals or biological growth. Additionally, do not use aluminum with bare (unplated) copper or bare (unplated) brass in the same system. Do not use silver with nickel in the same system.
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