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 5910-01-531-8685
NSN 5950-01-490-4373
NSN 5960-00-820-4097
NSN 5975-00-755-3703
NSN 5905-01-148-8773
NSN 6220-01-067-0631
NSN 6650-01-310-7403
NSN 5998-01-393-3625
NSN 5930-01-119-5131
NSN 5998-00-451-8841
NSN 5945-01-399-7647
NSN 5996-01-332-2758