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 5925-01-523-7423
NSN 5935-00-153-6936
NSN 4140-00-448-4306
NSN 6620-01-401-5356
NSN 4140-01-355-2332
NSN 2925-00-056-7112
NSN 6145-01-113-2337
NSN 6150-00-189-0292
NSN 6150-00-629-4342
NSN 6685-01-148-5834
NSN 5985-01-184-3990
NSN 6645-00-905-7258