A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6105-01-334-9807
NSN 6145-01-383-0634
NSN 5975-00-935-9617
NSN 6620-01-508-9041
NSN 2925-01-374-2402
NSN 2925-01-317-4543
NSN 5965-01-184-2477
NSN 5996-01-487-8185
NSN 5950-00-175-7551
NSN 5905-00-911-8853
NSN 6645-00-711-5381
NSN 6220-00-890-5909