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 5998-01-166-7730
NSN 7035-01-260-9543
NSN 5895-00-617-2893
NSN 5998-01-304-9125
NSN 5990-00-087-3102
NSN 5910-01-339-2693
NSN 6620-01-503-2667
NSN 2925-01-617-6302
NSN 6135-01-056-4609
NSN 6685-01-518-3660
NSN 2925-00-228-8854
NSN 5990-00-993-1780