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 6320-01-607-1491
NSN 5920-01-287-3343
NSN 5915-01-656-0034
NSN 6135-00-613-1068
NSN 5920-00-503-4850
NSN 6610-00-792-6878
NSN 6130-01-529-3392
NSN 2925-01-025-0082
NSN 6685-01-141-7746
NSN 5996-00-082-0320
NSN 5935-01-226-3548
NSN 6620-00-858-7317