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 5990-01-011-0683
NSN 5996-00-971-2283
NSN 6685-01-354-3347
NSN 5930-01-604-9989
NSN 6220-01-258-6217
NSN 5996-01-530-1422
NSN 6620-01-519-2628
NSN 6145-00-534-1412
NSN 6240-01-013-6052
NSN 6650-00-148-5878
NSN 6645-00-947-0625
NSN 5930-01-030-8037