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 5910-00-353-0925
NSN 5855-00-548-4742
NSN 6220-01-358-7468
NSN 6220-00-912-4090
NSN 5985-01-521-9664
NSN 5930-01-469-9849
NSN 5975-00-592-8675
NSN
NSN 5990-01-152-3974
NSN 5960-00-185-5041
NSN 7035-00-232-4043
NSN 2925-00-701-9991