Explore Our FSG Catalog for NSN Parts

Here on Cosmic NSN, we have established various means for customers to explore product options, this page in particular serving to organize all of the Federal Supply Groups (FSG) and Classes (FSC) that we stock. To search NSN parts by FSG listing data, simply click on any class name below to view relevant offerings. You can also make use of our search tools to narrow down specific results, with basic filters being provided for an NSN parts FSG lookup.

How to Begin Procurement

As you explore our FSG index for NSN parts and locate items of interest, be sure to request pricing details on any desired listings. To do this, you can use online services or contact us directly.

● Online Quotations: For ease of service, we present Request for Quote (RFQ) forms on our website, which can be completed and submitted at any time for pricing details. As we aim to streamline service, responses can be expected within 15 minutes of our review.

● Contact Our Team: If you prefer to convey your needs directly to us, reach out by phone or email while being sure to include as much information as you can. We will work closely with you to address requirements, operating with the utmost care and efficiency.

Cosmic NSN as Your Purchasing Platform

When you choose to shop on Cosmic NSN, you can rest assured that you will receive the highest level of care as our team works closely with you to address even your most rigorous operational needs. For any consultation or inquiries, know that we are just a call or email away, ready to support you however we can. As such, continue exploring our FSG catalog for NSN parts and take the first step of procurement when you are ready.

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  • Guaranteed on-time delivery

    Confirmed purchase orders stay tracked through U.S. fulfillment, with procurement watching ship dates through delivery.

  • 5,100+ stocked manufacturers

    A stocked OEM network keeps alternatives visible when legacy NSNs, CAGE codes, or superseded part numbers need a fast cross-check.

  • Complete purchasing solutions

    One RFQ can combine hard-to-source lines, quote routing, buyer follow-up, and basket updates without forcing a checkout flow.

  • 15-minute quote response

    Requests route to the procurement desk around the clock, keeping urgent aviation and defense requirements inside the response window.

  • Customized & user-friendly

    Search by NSN, NIIN, CAGE, FSC, or part number, then move directly from catalog context into a quote-ready line item.