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 6645-01-525-7493
NSN 4140-00-790-7995
NSN 6130-00-291-0589
NSN 5950-01-008-9420
NSN 6240-01-495-9845
NSN 5935-00-005-5984
NSN 5895-01-658-4676
NSN 2925-01-354-1752
NSN 5960-00-929-1276
NSN 5985-01-628-0554
NSN 6130-01-595-5007
NSN 6150-00-038-5009