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 6645-01-288-3300
NSN 2925-01-394-9658
NSN 5905-01-203-0204
NSN 6135-01-210-8715
NSN 6220-01-641-4384
NSN 5915-00-998-1350
NSN 5905-01-576-7626
NSN 5835-01-487-3042
NSN 5925-01-517-2402
NSN 6135-00-369-2368
NSN 6240-01-339-2411
NSN 5920-01-106-7549