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 5920-01-131-7567
NSN 6620-00-906-9150
NSN 6240-00-627-9007
NSN 6145-00-553-8196
NSN 5835-01-005-8564
NSN 5895-00-031-3591
NSN 6240-00-306-9562
NSN 6110-01-303-5196
NSN 7035-00-940-2486
NSN 2925-01-157-9204
NSN 5855-01-346-7682
NSN 5910-00-394-9524