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 6685-01-037-2705
NSN 5945-01-585-8327
NSN 5996-01-591-4045
NSN 5960-01-294-2397
NSN 2925-01-043-9786
NSN 6320-00-370-7944
NSN 5930-01-432-2481
NSN 5855-01-591-0466
NSN 6110-01-188-8017
NSN 6135-00-519-1325
NSN 5999-00-692-6514
NSN 6240-01-357-5904