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 5910-01-424-0225
NSN 5945-00-975-3525
NSN 5855-01-110-9564
NSN 5920-01-441-2427
NSN 6220-01-423-9491
NSN 6110-01-420-7576
NSN 5996-01-106-8903
NSN 6220-00-139-3026
NSN 6220-00-242-1492
NSN 6610-00-949-1289
NSN 6145-00-700-7910
NSN 6645-00-679-8203