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 6150-01-243-2975
NSN 5855-01-591-0466
NSN 4140-01-273-0196
NSN 5999-01-534-2638
NSN 6145-01-435-9250
NSN 5895-01-360-6739
NSN 2925-01-510-9378
NSN 6685-00-224-3460
NSN 5985-01-292-9158
NSN 6130-01-068-7751
NSN 5998-00-679-4001
NSN 5935-00-058-9404