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 5990-01-498-0641
NSN 6110-01-577-3783
NSN 5910-01-487-3735
NSN 6645-00-400-7955
NSN 6620-01-472-6461
NSN 5998-01-406-4223
NSN 6130-01-288-9269
NSN 5990-00-269-2226
NSN 5855-01-067-8841
NSN 5996-01-264-0291
NSN 6650-00-034-8438
NSN 6320-01-353-9753