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 5950-00-438-4390
NSN 5975-01-061-4541
NSN 5998-00-952-4994
NSN 5945-01-187-5752
NSN 6320-00-937-5625
NSN 6150-00-612-1151
NSN 5975-00-254-7217
NSN 5985-01-467-1792
NSN
NSN 7035-01-183-7550
NSN 5915-00-540-8350
NSN 5998-01-394-3276