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 5996-01-428-5830
NSN 5835-00-952-9364
NSN 4140-01-415-0125
NSN 5905-00-499-7787
NSN 6130-00-035-3898
NSN 5985-01-330-4929
NSN 5975-01-515-0619
NSN 6650-01-364-8194
NSN 6240-00-313-2515
NSN 6220-00-138-0589
NSN 5990-01-094-7740
NSN 5920-00-930-4063