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 5990-01-426-2037
NSN 2925-00-659-2058
NSN 5935-00-566-2462
NSN 5910-00-995-9511
NSN 5945-00-456-0699
NSN 5945-01-384-3735
NSN 6645-00-010-3054
NSN 2925-00-144-6405
NSN 5905-00-724-1712
NSN 6610-00-905-6780
NSN 5998-00-813-2293
NSN 6645-00-938-2173