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 5920-01-254-2267
NSN 5945-01-246-3530
NSN 7035-01-520-3696
NSN 6240-01-659-0229
NSN 5910-01-359-1966
NSN 5935-01-242-6442
NSN 6110-01-539-1992
NSN 5920-00-382-8849
NSN 5905-01-288-6240
NSN 6240-00-527-8614
NSN 5998-01-061-7286
NSN 6645-00-646-6631