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 5920-00-137-5026
NSN 5996-01-431-0809
NSN 5930-00-005-3243
NSN 4140-00-371-2269
NSN 5910-01-441-7815
NSN 6145-00-669-6757
NSN 6110-00-196-8813
NSN 6645-00-935-7046
NSN 6645-01-394-7544
NSN 5925-00-286-8502
NSN 5990-01-553-6859
NSN 5950-01-020-4102