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 5975-00-631-5817
NSN 5905-01-011-8211
NSN 5965-00-913-9545
NSN 6145-00-216-6613
NSN 5960-01-306-4606
NSN 7035-01-154-0796
NSN 5930-01-250-1549
NSN 6620-00-553-8988
NSN 5960-01-233-0311
NSN 5920-01-167-5029
NSN 5960-01-425-1454
NSN 5999-01-507-4637