Please fill out the form below for Cap Filler Opening and get a quote for part number 4977-4 by Wisco Products Incorporated with NSN 5342014456426 and FSC Name is 5342 Hardware Weapon System, please include required quantity along with expected turn around time. Our knowledgeable account manager will reply you shortly. Also check for the related parts for part number 4977-4. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.