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 2925-01-218-5556
NSN 5945-00-583-1861
NSN 5975-01-372-1367
NSN 4140-01-012-6377
NSN 6145-01-422-1830
NSN 6645-00-919-8902
NSN 6240-01-025-0355
NSN 5915-01-336-1764
NSN 6130-00-300-1689
NSN 5999-01-377-5844
NSN 6610-00-462-6414
NSN 5915-00-254-9989