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 6220-01-290-6807
NSN 4140-00-401-3123
NSN 5965-00-396-3411
NSN 2925-00-875-6453
NSN 6610-01-642-1752
NSN 6110-01-026-0312
NSN 5910-01-387-2136
NSN 5965-01-003-2641
NSN 6220-00-175-4794
NSN 6685-00-013-9969
NSN 5996-01-475-5728
NSN 5975-00-972-4488