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 5915-00-470-5391
NSN 5960-01-380-0885
NSN 6645-01-204-7094
NSN 6645-01-273-2462
NSN 6135-00-471-5356
NSN 5930-00-937-2492
NSN 5975-01-222-0594
NSN 5925-00-011-7011
NSN 6685-00-275-1872
NSN 5975-01-237-2163
NSN 5920-00-239-6552
NSN 5990-01-582-1977