Airstream 3/8-16 Prevailing Torque Locknut for Aluminum Double Step Assembly* - 350290

Airstream Parts Manuals and Owners Manuals

Airstream Travel Trailer Resources

Airstream Motorhome Resources

• 1977 - Present Airstream trailers and motorhomes with Airstream Aluminum Double Step Assembly

Orders placed on business days (Monday through Friday) before 2 p.m. EST

• Every effort will be made to process your order within two business days. During peak season and due to manufacturer or supplier shortages delays may occur due to part availability. 
• Seller is NOT responsible for delays experienced or caused by shipping couriers. NO REFUND will be issued for DELAYED delivery of packages. 

Orders placed on a weekend, or on a bank holiday

• Every effort will be made to process your order within the following two business days. Orders placed on the weekend (Saturday or Sunday) will not be fulfilled until normal business hours as stated above (Monday through Friday). During peak season delays may occur due to part availability.
• Items that require 3rd party shipping and during peak season periods may be delayed due to availability. Airstream production items can be delayed 8-10 weeks during peak season and a minimum of 2-3 weeks during normal production periods.

*For more information on our shipping times and rates, please view here.

Returns are accepted within 30 days of purchase date. Prior authorization for return MUST be obtained. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

Products returned without authorization will NOT be refunded. We reserve the right to charge a 25% restocking fee on any return. Shipping costs will not be refunded.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Several types of goods are exempt from being returned.

• Perishable goods such as cleaning products and printed materials cannot be returned.
• We also do not accept products that include but are not limited to fresh water installations, waste/sewer installations, electrical or electronic items, hazardous materials, or flammable liquids or gases.
• Products that are cut to length by foot, square foot, or square yard MAY NOT BE RETURNED.

For a detailed overview of our return policy, please view here.