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 5905-01-481-8255
NSN 5945-01-453-8397
NSN 6240-00-715-5118
NSN 6130-00-536-6376
NSN 2925-00-728-8118
NSN 5950-01-397-9885
NSN 5935-01-008-6893
NSN 6320-01-618-7800
NSN 5895-01-634-0630
NSN 5960-01-029-5637
NSN 5945-01-421-4135
NSN 6150-00-820-6425