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 6220-01-585-6892
NSN 5925-00-337-8138
NSN 5965-01-057-7093
NSN 5975-01-099-0967
NSN 5935-01-218-5653
NSN 5935-00-106-0177
NSN 5975-01-484-1840
NSN 5855-00-832-9341
NSN 6220-00-882-8003
NSN 6620-01-380-4882
NSN 5985-00-330-8739
NSN 5999-01-076-5983