>> Search results for: 20571PCSC03 NSN Search Results National Stock Number (NSN) Description 6685-99-152-3163, 6685991523163 GAUGE,PRESSURE DIFF 6685-99-708-9470 , 6685997089470 GAUGE,PRESSURE DIFF 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