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 6130-00-707-5931
NSN 4140-01-184-2865
NSN 6240-01-031-5505
NSN 6320-01-039-5891
NSN 5855-01-506-6767
NSN 6320-01-191-5036
NSN 6685-00-415-2608
NSN 5975-01-112-6062
NSN 5915-01-258-7435
NSN 6105-00-992-9008
NSN 7035-00-193-2269
NSN 6645-01-166-3788