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 6320-01-415-0953
NSN 6135-01-514-0356
NSN 5960-01-553-4557
NSN 4140-01-423-1005
NSN 5960-01-029-9186
NSN 6620-01-633-8443
NSN 5945-01-486-5541
NSN 6685-01-362-0302
NSN 5975-01-327-3950
NSN 5855-01-230-4665
NSN 6620-01-406-3584
NSN 5835-01-158-6878