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 5910-01-194-3478
NSN 5996-01-521-4007
NSN 5935-00-081-8856
NSN 5920-00-888-7737
NSN 6220-01-204-7429
NSN 5920-01-191-6321
NSN 5950-01-463-2509
NSN 4140-01-648-4791
NSN 4140-00-451-8374
NSN 5835-01-642-4705
NSN 5925-00-752-8292
NSN 6620-01-058-3539