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 5985-00-227-8600
NSN 4140-01-071-0698
NSN 6240-01-524-8768
NSN 5895-01-247-6113
NSN 6645-00-230-4396
NSN 6130-01-425-1231
NSN 5990-01-315-3754
NSN 5935-01-100-1171
NSN 5925-01-164-9681
NSN 5930-01-512-6208
NSN 5895-00-616-4412
NSN 6135-01-631-8462