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 4140-01-029-7065
NSN 2925-00-912-3993
NSN 5895-01-171-0974
NSN 6645-00-925-3857
NSN 6685-00-450-7947
NSN 5930-01-435-5288
NSN 2925-00-185-1618
NSN 6150-01-415-0916
NSN 5990-01-581-5103
NSN 6130-01-261-5211
NSN 5905-00-203-3929
NSN 6620-00-555-3992