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 6620-01-199-8580
NSN 2925-01-018-1348
NSN 5915-00-318-8872
NSN 5999-01-413-2768
NSN 5855-01-533-0996
NSN 6645-01-541-8763
NSN 6620-01-207-0667
NSN 5945-00-348-2740
NSN 5915-00-790-3722
NSN 6135-01-461-2915
NSN 6645-01-320-2661
NSN 5895-00-372-5493