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 5996-01-123-9038
NSN 5925-01-100-3631
NSN 6320-01-643-0850
NSN 6145-01-067-2559
NSN 6220-01-652-7915
NSN 5950-01-490-2641
NSN 5965-01-319-3933
NSN 6645-01-469-9094
NSN 5945-01-503-8416
NSN 6685-01-207-8132
NSN 6645-00-658-7838
NSN 6620-01-517-0014