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 5910-01-152-7527
NSN 6150-00-644-8745
NSN 4140-01-085-4965
NSN 6220-01-127-6099
NSN 6645-01-346-4505
NSN 5910-01-414-8388
NSN 6135-01-111-1495
NSN 6220-00-231-9429
NSN 6105-00-840-6433
NSN 6650-00-144-4555
NSN 6620-01-221-2643
NSN 5920-00-527-9473