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 6620-01-085-8688
NSN 6240-01-070-4914
NSN 6320-01-495-4170
NSN 6220-01-039-9872
NSN 5975-01-435-5649
NSN 5945-00-447-0722
NSN 6610-01-576-8955
NSN 5905-00-269-5452
NSN 5999-01-613-4734
NSN 5895-00-728-3655
NSN 6240-01-188-7282
NSN 5835-01-216-7289