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 6240-01-243-5714
NSN 4140-01-519-4604
NSN 7035-00-152-6485
NSN 6240-00-472-4635
NSN 6110-01-456-8815
NSN 5920-01-602-5109
NSN 5905-01-554-4713
NSN 6650-00-103-9379
NSN 6145-01-359-6449
NSN 5975-01-586-4859
NSN 6135-00-134-6648
NSN 5996-00-925-1953