Killick Aerospace is the Exclusive Distributor for Honeywell PN 3522W000-002 NGS Oxygen Sensor for 737NG, 737MAX, and 777 Aircraft.

​

FAA A.D. 2021-11-24 has been issued as of July 2021 mandating inspection and replacement of the O2 Sensor at 18,000 Flight Hours. Killick is the exclusive source for this part (globally excluding China), and has inventory positioned in Dallas, Dublin and Singapore to support End User requirements.

To place an order for this part, contact your Killick Regional Sales Office or email us as sales@killickaerospace.com