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 6620-01-355-8904
NSN 5950-01-003-6669
NSN 6110-01-514-7910
NSN 6130-01-084-5304
NSN 6610-00-778-3150
NSN 6105-00-295-2558
NSN 2925-01-014-0118
NSN 6105-01-444-3849
NSN 5905-01-170-4831
NSN 6610-00-834-0713
NSN 5965-01-530-8875
NSN 6620-00-435-5205