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 6620-00-793-7733
NSN 5905-00-644-9983
NSN 5855-00-995-2098
NSN 6150-01-630-6935
NSN 6145-01-521-1824
NSN 5996-01-548-3051
NSN 6110-01-281-5492
NSN 4140-01-108-3654
NSN 4140-01-100-7922
NSN 2925-01-565-6410
NSN 6220-01-338-3033
NSN 6620-01-340-1503