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 4140-00-234-8524
NSN 6110-01-572-2073
NSN 6610-01-204-2571
NSN 5999-00-122-1500
NSN 6135-01-361-1776
NSN 5965-00-228-8336
NSN 5910-01-141-6667
NSN 6650-00-554-4568
NSN 5910-00-881-7804
NSN 5930-00-934-2843
NSN 5960-00-532-3963
NSN 5915-01-269-3476