>> Search results for: 21056R1 NSN Search Results National Stock Number (NSN) Description 5331-00-536-9858, 5331005369858 O-RING 5365-01-062-3857 , 5365010623857 RING,SEALING 3110-01-502-7424, 3110015027424 RING,BEARING,OUTER 1 Related Inventory 156452R15365010623857Condition NSRING 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