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 5990-01-297-9967
NSN 5945-00-272-8958
NSN 5950-01-626-1226
NSN 6135-01-020-3805
NSN 5835-01-362-8367
NSN 6685-00-763-1080
NSN 5910-01-468-8364
NSN 6645-01-381-0656
NSN 6685-01-391-6790
NSN 6620-00-058-1533
NSN 5910-00-690-1115
NSN 5960-00-136-7046