>> Search results for: 4500400001 NSN Search Results National Stock Number (NSN) Description 5998-01-527-1978, 5998015271978 BACKPLANE ASSEMBLY 5998-01-564-1326 , 5998015641326 BACKPLANE ASSEMBLY 1 Related Inventory 22UK31M55450.040.0001Condition NESplit Lock Wash Readily AvailableAdd to RFQ22UJ60M51450.040.0001Condition NESplit Lock Wash Readily AvailableAdd to RFQ Search You can use this search box to continue searching. Search parameters can include any combination of characteristics, specifications, description, partial part numbers, NSN or other stocking number. Special characters are not needed and are automatically stripped before searching. Do you sell this part? Become part of our growing pool of certified suppliers. Send Information