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 6645-01-075-7722
NSN 6145-00-860-9203
NSN 5990-00-812-7608
NSN 4140-01-205-1100
NSN 6150-01-288-3080
NSN 5950-00-672-6186
NSN 6320-01-305-5881
NSN 6620-01-468-6017
NSN 5960-01-124-0182
NSN 5895-01-181-5471
NSN 5920-01-522-0649
NSN 5855-01-369-5037