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 6240-00-594-7138
NSN 6220-00-033-7234
NSN 6685-01-218-6512
NSN 5990-00-910-8084
NSN 5945-00-057-8608
NSN 6105-00-781-5047
NSN 5895-00-455-0248
NSN 6620-00-148-9613
NSN 5925-01-557-6895
NSN 5999-01-171-5811
NSN 2925-01-330-2988
NSN 7035-01-119-6271