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 5990-01-353-6444
NSN 5996-01-003-1955
NSN 5960-01-543-0235
NSN 5920-01-110-9242
NSN 5990-01-021-3665
NSN 5965-01-221-0569
NSN 5990-01-069-8649
NSN 5950-01-107-9385
NSN 5998-01-351-5597
NSN 5855-00-145-3307
NSN 7035-01-556-1117
NSN 6145-01-263-3902