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 5895-01-211-6807
NSN 6320-01-449-1014
NSN 5998-01-069-6947
NSN 6130-01-394-4986
NSN 5895-00-455-6762
NSN 5915-00-788-0380
NSN 6150-01-585-2605
NSN 6610-00-068-3464
NSN 5930-01-451-3401
NSN 5905-00-615-9391
NSN 5965-01-201-1580
NSN 6135-01-450-3781