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 5990-01-027-0568
NSN 5910-01-415-5758
NSN 5998-01-158-3006
NSN 5930-01-591-8570
NSN 5985-01-298-9834
NSN 5975-01-058-1581
NSN 6650-00-494-1000
NSN 5855-00-925-0114
NSN 5910-01-255-0844
NSN 5925-00-150-1072
NSN 5998-01-440-9732
NSN 5905-01-610-0624