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 6645-01-310-7348
NSN 4140-01-477-5050
NSN 5999-01-397-0806
NSN 5975-01-171-8515
NSN 5975-01-044-8950
NSN 6685-01-144-9004
NSN 6620-00-080-2847
NSN 6150-01-406-3907
NSN 6110-01-172-5483
NSN 5975-01-184-2736
NSN 5925-01-398-0013
NSN 5975-00-565-7593