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 6320-01-139-0533
NSN 5935-01-398-9899
NSN 6135-01-415-9741
NSN 5999-00-517-1781
NSN 6110-00-100-4775
NSN 5975-01-436-0354
NSN 6135-00-180-5125
NSN 5945-01-163-3028
NSN 5999-01-521-3148
NSN 6685-00-986-7733
NSN 5990-00-593-5089
NSN 6240-00-155-8666