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 5905-01-578-7330
NSN 6620-01-648-1594
NSN 5990-01-411-5930
NSN 6220-01-567-6932
NSN 5998-00-247-3377
NSN 6645-01-202-7986
NSN 2925-01-250-2731
NSN 5855-01-395-7429
NSN 6145-00-066-8695
NSN 6645-00-979-6824
NSN 6135-01-222-0703
NSN 5965-01-148-4979