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 6240-01-093-2131
NSN 5935-01-141-0142
NSN 5945-01-421-9051
NSN 7035-01-487-6481
NSN 5855-01-287-6391
NSN 6110-01-333-3596
NSN 6105-00-598-4910
NSN 5990-01-055-4012
NSN 5925-00-383-9707
NSN 4140-01-425-6441
NSN 5960-01-539-1956
NSN 6220-01-540-5924