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 5935-01-205-5791
NSN
NSN 5960-01-453-6170
NSN 6110-00-747-9269
NSN 6240-00-684-8181
NSN 6650-01-124-4314
NSN 6240-00-995-5712
NSN 6240-01-098-3589
NSN 6650-01-641-7792
NSN 5905-01-355-5097
NSN 5985-00-061-9577
NSN 5925-01-125-5795