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 6220-01-286-6720
NSN 6610-01-425-1523
NSN 6650-01-171-2838
NSN 5985-00-451-3168
NSN 5905-01-249-7040
NSN 6150-01-502-9204
NSN 5975-01-107-1758
NSN 6145-01-658-6995
NSN 5895-01-442-6403
NSN 6645-00-843-8837
NSN 5930-01-582-0450
NSN 6135-01-495-0933