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 6145-01-241-9221
NSN 6135-00-782-6988
NSN 4140-00-163-2868
NSN 5925-00-420-1386
NSN 5930-01-128-3238
NSN 5915-01-327-5893
NSN 5945-01-313-2208
NSN 6105-00-105-2443
NSN 7035-01-353-6861
NSN 6620-01-554-8169
NSN 5905-01-646-1255
NSN 5920-01-299-6479