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 4140-01-182-1392
NSN 5915-00-290-1569
NSN 6685-00-720-3155
NSN 6620-01-106-2814
NSN 6645-01-070-7364
NSN 5895-01-076-0231
NSN 4140-01-554-2603
NSN 5905-01-345-6268
NSN 5905-01-413-2486
NSN 5925-01-104-4893
NSN 5835-00-170-5238
NSN 5910-00-478-9196