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 5996-01-633-7979
NSN 6610-00-916-7462
NSN 6320-01-412-2973
NSN 6620-00-613-2362
NSN 5998-00-508-1863
NSN 5895-00-844-7523
NSN 6105-01-443-2980
NSN 5950-00-405-0481
NSN 4140-01-049-1375
NSN 6645-00-928-7208
NSN 4140-01-159-9712
NSN 6110-00-725-9740