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 6645-01-566-3205
NSN 5990-00-603-9313
NSN 6105-01-464-4684
NSN 6110-01-027-8720
NSN 5910-00-903-8328
NSN 6135-01-150-6916
NSN 5960-00-722-2486
NSN 5985-01-243-1027
NSN 6110-01-512-2972
NSN 4140-00-690-5288
NSN 5905-01-602-5933
NSN 6610-00-446-2880