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 5905-01-228-0542
NSN 6240-01-149-1428
NSN 6320-01-454-1965
NSN 5855-00-004-0904
NSN 7035-00-188-6674
NSN 5985-01-037-9710
NSN 5975-01-216-4289
NSN 5920-00-984-3137
NSN 6110-00-438-2769
NSN 6145-01-134-0835
NSN 6620-01-500-2456
NSN 5985-01-643-9861