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 5930-00-221-5070
NSN 2925-00-532-1481
NSN 7035-00-902-8995
NSN 5925-01-535-6842
NSN 5905-01-230-5421
NSN 5950-01-613-1328
NSN 5835-01-178-4154
NSN 5920-01-472-3583
NSN 6220-01-432-2232
NSN 6620-01-035-7803
NSN 5950-01-544-0718
NSN 5996-01-394-7577