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 6645-00-344-7558
NSN 6240-01-594-0059
NSN 6150-01-162-0695
NSN 5920-01-191-5303
NSN 6685-01-111-8712
NSN 6135-01-641-4356
NSN 5999-00-107-2615
NSN 6135-01-069-8575
NSN 6645-01-486-7029
NSN 6685-00-970-3897
NSN 5996-01-259-1547
NSN 5975-01-339-5364