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 5925-01-044-5508
NSN 5960-01-380-9692
NSN 5925-01-575-7586
NSN 5925-00-569-7405
NSN 6220-01-544-8359
NSN 5990-00-085-0829
NSN 6685-00-763-8074
NSN 6620-01-512-8146
NSN 6240-00-027-3420
NSN 5855-01-507-7394
NSN 6650-01-165-2175
NSN 6620-00-125-9669