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 6320-01-160-7757
NSN 5965-01-258-1988
NSN 5895-00-615-6503
NSN 6320-01-311-3286
NSN 5925-00-155-2587
NSN 6610-01-481-2644
NSN 6650-00-558-2532
NSN 6685-01-634-0611
NSN 6320-00-228-5678
NSN 5990-01-437-4876
NSN 6610-01-535-0310
NSN 6650-01-487-0225