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 2925-00-546-3129
NSN 6620-00-983-4171
NSN 6645-01-573-7603
NSN 6610-01-424-0776
NSN 6145-00-060-2818
NSN 5975-00-297-3940
NSN 5930-01-258-8263
NSN 5910-00-388-6737
NSN 5985-00-556-6015
NSN 5930-01-317-8643
NSN 5925-00-343-6747
NSN 5990-01-411-5930