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 6220-00-137-6136
NSN 4140-01-477-5472
NSN 4140-00-593-8425
NSN 6650-01-632-3135
NSN 6110-01-027-8720
NSN 5925-01-501-0727
NSN 6135-01-190-2628
NSN 6150-00-451-1403
NSN 5935-01-190-4779
NSN 5895-01-581-2771
NSN 6110-01-150-2672
NSN 7035-00-529-3128