When you are in the market for top-quality NSN parts like part number B31256-57ADEC, we have you covered here on Aerospace Unlimited. This particular NSN item traces back to the manufacturer Nidec Americas Holding Corporation and is readily available for purchase today. If you would like to learn more about part number B31256-57ADEC or any other aerospace parts that we have in stock, be sure to complete an RFQ form as provided below with as much information as you can regarding your needs. Once we receive a completed request, a member of our staff will reach out to you in 15 minutes or less to continue the purchasing process.