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 5950-01-321-3519
NSN 5905-01-181-8891
NSN 5905-01-343-2760
NSN 6145-01-240-1935
NSN 6620-01-548-7441
NSN 6145-00-526-3056
NSN 6620-01-545-9837
NSN 5945-00-195-0227
NSN 5915-00-539-7673
NSN 5895-01-518-8870
NSN 5915-00-205-2615
NSN 6685-01-464-2631