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 5998-01-384-0420
NSN 5998-01-393-1372
NSN 5998-00-670-9948
NSN 6650-00-912-4229
NSN 6240-01-608-4990
NSN 6240-01-032-5105
NSN 5996-01-441-7910
NSN 5945-00-694-1437
NSN 6645-00-570-8472
NSN 5990-00-934-3145
NSN 5975-01-068-4125
NSN 6110-01-326-9708