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 4140-01-399-0330
NSN 5925-01-620-3271
NSN 6220-01-290-3081
NSN 6685-01-531-7654
NSN 5895-01-563-2685
NSN 6620-00-591-4029
NSN 5895-01-114-7383
NSN 6650-01-046-3718
NSN 5835-01-319-4636
NSN 5925-01-490-6296
NSN 5975-01-605-5457
NSN 5975-00-393-1269