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 5996-01-502-8978
NSN 6240-00-532-7770
NSN 4140-01-356-5614
NSN 5925-01-463-9605
NSN 5895-01-597-6148
NSN 6240-01-158-6601
NSN 5910-01-566-3296
NSN 5945-01-359-1405
NSN 4140-01-398-2610
NSN 6130-01-247-1618
NSN 6650-01-419-5954
NSN 6145-01-439-8041