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 4140-01-508-4362
NSN 4140-01-476-5436
NSN 5920-01-108-2313
NSN 5999-01-463-2419
NSN 5990-01-136-4068
NSN 6105-00-910-1739
NSN 6685-00-604-8768
NSN 6320-00-450-7014
NSN 6645-00-492-9487
NSN 6145-01-104-1126
NSN 6240-01-117-7150
NSN 5975-01-067-2360