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 6320-00-300-5556
NSN 2925-01-148-4533
NSN 5835-01-546-2008
NSN 2925-01-098-9549
NSN 5855-01-530-4147
NSN 5895-01-159-6859
NSN 6645-01-381-6084
NSN 5975-01-361-5641
NSN 5975-00-164-7661
NSN 5950-00-241-0121
NSN 6650-01-334-9410
NSN 5950-01-257-3580