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 6240-00-056-0737
NSN 6240-01-422-7575
NSN 4140-01-481-7019
NSN 7035-01-250-5744
NSN 2925-01-167-6500
NSN 5965-01-472-7092
NSN 6220-00-114-4953
NSN 6645-00-596-5388
NSN 2925-00-246-3077
NSN 5895-01-422-1130
NSN 6650-00-936-4571
NSN 5960-00-289-6591