Complete National Item Identification Number (NIIN) Directory

Single Source Spares is your go-to solution for authentic and reliable  National Item Identification Number (NIIN) parts, including 012997807, 000277506, 013892369, 013427141, 008013507, and many others. These NIINs, alongside a wide range of others, have been sourced from a plethora of top global manufacturers on our Approved Vendor List (AVL). As our inventory is always stocked with items that suit a myriad of industry verticals, such as aerospace, civil, military, and defense sectors, we are equipped to serve a diverse customer base.

Explore our ever-expanding  National Item Identification Number (NIIN) listings, some of which are featured on this page, while others which can be reached by using our search engine and dedicated filters. Once you have narrowed down your needs, we invite you to take advantage of our Instant RFQ service, allowing you to request competitive quotes for any featured products. Within 15 minutes of receiving and reviewing a completed Request for Quote (RFQ) form, a dedicated representative will reach out with a customized solution that keeps your unique parameters in mind!


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