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 5905-01-474-6969
NSN 5910-01-317-3037
NSN 4140-01-505-5321
NSN 4140-01-254-3689
NSN 5915-00-285-2213
NSN 4140-00-057-2785
NSN 5920-01-617-4311
NSN 5990-00-170-4239
NSN 6610-01-572-1715
NSN 5985-00-871-2777
NSN 6110-00-336-1734
NSN 6610-01-555-8791