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 5915-01-315-2029
NSN 5855-00-147-2508
NSN 6150-01-451-3363
NSN 5935-00-206-7217
NSN 2925-01-177-1598
NSN 4140-01-642-4787
NSN 5975-01-129-3474
NSN 5999-00-484-5513
NSN 5965-01-441-3876
NSN 5920-01-501-9228
NSN 5950-01-292-5994
NSN 5930-01-313-2716