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 6240-00-326-2966
NSN 2925-01-470-5534
NSN 5855-01-384-3314
NSN 6105-00-418-9648
NSN 4140-00-277-1531
NSN 5910-00-334-6454
NSN 5985-00-933-0345
NSN 5915-00-269-4463
NSN 6650-01-414-3333
NSN 6620-01-613-7199
NSN 5835-00-034-4976
NSN 7035-01-595-5270