US KF40 Oil Resistant NBR Nitrile Butadiene Rubber O-Ring OD 40mm Sealing, 10 PCS

This product is shipped from USA.

10 pcs/package.

Feature:

· A circumferential clamp and centering ring form the vacuum seal between the connecting flanges. The centering ring contains a rubber elastomer o-ring.

· Rubber elastomer o-ring Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids and hydrocarbons

· This O-ring is made of black Buna-nitrile, is round in cross-section, and is designed for use in a wide variety of sealing applications.

· Centric Wheel Made out of High Quality Aluminum so it will not bend & ensure a tight fit

Round in cross-section to provide a seal between cylindrical overlapping surfaces.
Product description
NW440 centering ring made of Aluminum with Buna-N O-Ring
•O-ring – Made of Nitrile (Buna-N, NBR, Acrylonitrile Butadiene Rubber)
•O-ring working temperature –31°F (–35°C) to 230°F (110°C)
•Its resilience makes NBR a useful material for disposable lab, cleaning, and examination gloves.
Nitrile rubber is more resistant than natural rubber to oils and acids, and has superior strength, but has inferior flexibility.
Notice:
1.Please allow 1-3mm error due to manual measurement.
pls make sure you do not mind before you bid.
2. The colors may have difference due to the different display and camera, pls understand.