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 5910-01-432-2214
NSN 7035-01-071-0197
NSN 5998-01-172-0896
NSN 6220-00-196-2949
NSN 6620-00-181-6391
NSN 5945-00-296-8464
NSN 6110-01-074-0835
NSN 6220-01-213-3885
NSN 6110-00-699-1495
NSN 5998-01-554-3576
NSN 5990-00-578-6254
NSN 6620-01-498-2052