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 4140-00-103-0065
NSN 2925-01-364-7926
NSN 5935-01-382-9767
NSN 5835-00-463-6699
NSN 6685-01-212-0445
NSN 5965-00-529-0602
NSN 5965-01-533-1374
NSN 6135-00-276-7625
NSN 5925-01-088-4468
NSN 5975-01-318-3074
NSN 5935-01-374-4682
NSN 6320-00-937-5625