Experience Exceptional Customer Service and Simplified Procurement
An Semiconductor Web Resource
Welcome to Marine Defence Parts, a premier platform from ASAP Semiconductor for sourcing marine items, NSN components, and other high-performance products that serve naval and defense applications. With inventory that currently surpasses 2 billion items, we present a plethora of project solutions that range from factory-new condition to surplus stock, everything being available for purchase today.
We invite you to begin exploring the curated catalogs that we have established across this website, where you will be able to narrow down offerings by part number, part type, manufacturer, CAGE Code, NSN, and other commonly recognized listing designations. For those who know exactly what they need, our search tool at the top of each page is also available for quick and precise results.
Once you locate listings of interest, we encourage you to take advantage of Request for Quote (RFQ) forms that are conveniently located across our website for your use. Responses to submissions are provided shortly after they are reviewed, with our team presenting fully customized quotes.
What Sets Us Apart
Six pillars that make Electromechanical Spares 360 the trusted sourcing partner for industries worldwide.
Guaranteed Delivery on Time
Every order ships on schedule with full tracking and carrier accountability — so your operations never face unexpected downtime.
Over 5,100 Manufacturers
Source from a curated network of over 5,100 trusted manufacturers, giving you unmatched access to genuine electromechanical components worldwide.
Customized & User-Friendly Database
Our intuitive search platform lets you quickly locate specific parts across billions of listings — filtered by category, manufacturer, or part number.
Competitive Prices
We leverage our vast supplier network to secure the most competitive pricing on every quote, with no hidden fees or minimum order requirements.
Scheduling Flexibility
Whether you need same-day dispatch or a long-term supply schedule, we accommodate your procurement timeline with complete flexibility.
Complete Purchasing Solutions
From initial RFQ to final delivery, we manage the entire procurement process — backed by AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation.
Popular Aerospace Brands
Company Statistics
Numbers that reflect decades of procurement expertise and operational excellence.
100M
Parts Sold
2B
Parts Available
60K
Happy Customers
Top Selling NSN Components
ASAP Semiconductor’s Certifications and Memberships
No China Sourcing
The only independent distributor with a strict no China sourcing pledge. Every part is fully traceable or sourced directly from the manufacturer.
100% USA Stocked & Shipped
All parts stocked in the USA.
All parts shipped from the USA.
Compliant with U.S.A export laws.
No exceptions.
Supporting Our Fallen Heroes
We proudly support the Intrepid Fallen Heroes Fund, serving U.S. Military personnel experiencing Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS) — the invisible wounds of war.