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 4140-00-833-6239
NSN 2925-00-315-8442
NSN 5998-01-644-6253
NSN 5985-01-070-8328
NSN 6105-01-463-8557
NSN 5975-01-544-0487
NSN 6150-01-547-6869
NSN 6150-01-204-5627
NSN 6105-00-270-8078
NSN 5935-00-367-4043
NSN 5895-01-054-0102
NSN 5945-01-046-9672