Once per month, on the day of your choice, enter the month's promo code during
online checkout and receive 5% off all items from the
month’s featured manufacturer. You can find this month's promo code below.
New for 2019: Choose Your Own Day!
That's right! This year we are allowing you to choose any day during the month to apply the online promo code. Choose the day and order that works best for you. Remember though, you can only use the code once during the month.
The "Discount Day" Promo Code
Can only be used once per customer on one order
Must be used during the month of the featured manufacturer
Applies exclusively to the technologies by the featured manufacturer purchasable on airlinehyd.com
Only valid for one online order on airlinehyd.com
Code must be applied at time of online checkout
This Month's Featured Manufacturer:
March 2019 - 5% off all SMC products
This month's promo code: BLOWNAWAY
SMC has established a position as the world leader in pneumatic technology and supports a range of over 600,000 product variations to meet the complex and diversified needs of its customers. The company is continually applying world class design to pneumatic component and power control technology to develop advanced products with ever higher levels of performance.
Actuators & Air Cylinders
Air Prep Equipment
We hope you enjoy the savings on your Discount Day!