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See NS1 Products

NS1 Series couplings closed-system design is packed full of features that ensure drip-free disconnects, eliminate the need to purge air from the system and allow tubing to move freely without kinks. The smallest plastic non-spill coupling on the market, NS1 is ideal for applications with tubing from 1/8-inch and smaller that need to be connected and disconnected often. The ergonomic, user-friendly interface of NS1 enables a secure, reliable connect and disconnect.

Assets & Downloads

Features Benefits
Non-spill design Closed system for drip-free disconnect
Ultra low air inclusion

Minimizes contaminants, eliminates
the need to purge air bubbles from
the system

Intuitive interface

User friendly ergonomic design
enables a secure, reliable connection

Rotating design

Allows tubing to move freely or relax
without kinking or leaking

Chemically resistant materials

Reliable strength and performance
in a range of applications



Specifications & CV Value

Operating Conditions (Fluid Transfer)

Pressure: Vacuum to 15 psi, 1.0 bar
Temperature: 32°F to 120°F (0°C to 49°C)


Main components and valves: Glass-filled polypropylene, PEEK®, polypropylene
Thumb latch: PEEK®
Springs: 316 Stainless steel
O-rings: EPDM


Color: Gray
Tubing Sizes: Microbore to 1/8” ID (Microbore to 3.2mm)
Spillage: 0.02 cc per disconnect rated at 15 psi
Inclusion: 0.01 cc per connect
WARNING: Pressure, temperature, chemicals and operating environment can affect the performance of couplings. It is the customer’s responsibility to test the suitability of Colder products in their own application conditions. Use the graphs above as a guide.

Validation Reports

Extractables Reports





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