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 5915-01-474-1937
NSN 5915-00-959-5454
NSN 5975-01-609-8939
NSN 6105-01-512-1831
NSN 4140-01-407-2880
NSN 6645-00-240-4749
NSN 6145-01-412-5023
NSN 5998-00-418-4969
NSN 5905-00-392-0122
NSN 6105-00-934-0451
NSN 5960-00-148-4493
NSN 5965-01-107-0950