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 5990-00-811-5227
NSN 5996-00-276-5480
NSN 6145-01-582-3351
NSN 5895-01-191-3459
NSN 5990-01-411-5930
NSN 4140-01-272-6929
NSN 5835-01-416-6455
NSN 6645-01-371-6856
NSN 6135-00-134-6648
NSN 6110-01-245-3059
NSN 6685-00-902-6404
NSN 4140-01-648-2249