>> Search results for: CH423 NSN Search Results National Stock Number (NSN) Description 4720-00-983-6458, 4720009836458 Cancelled -> Replaced by 4720009836559 5440-66-024-7336 , 5440660247336 POST,CHANNEL,CONCRE 1 Related Inventory 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