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 6110-01-234-7761
NSN 6240-01-616-6813
NSN 5915-01-188-1569
NSN 6610-01-013-8922
NSN 5925-00-228-7433
NSN 5835-01-602-0311
NSN 6130-01-364-0340
NSN 6110-01-367-4618
NSN 5960-00-470-5079
NSN 2925-00-203-8735
NSN 5998-01-026-1453
NSN 5960-00-560-7147