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 5905-01-202-7687
NSN 6105-00-541-8472
NSN 5925-01-534-8060
NSN 6620-01-633-8443
NSN 5930-01-285-2468
NSN 6320-01-618-3835
NSN 6645-01-034-6037
NSN 5985-01-039-5976
NSN 5935-01-491-7660
NSN 4140-01-108-6092
NSN 6145-00-466-4068
NSN 5925-00-757-7283