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 5950-00-471-5538
NSN 5996-00-003-1370
NSN 6220-01-301-1349
NSN 5855-01-418-2962
NSN 6145-01-280-4458
NSN 6240-01-514-7114
NSN 5925-00-932-3027
NSN 5925-01-481-9843
NSN 5960-01-260-3973
NSN 5965-01-215-0993
NSN 4140-00-952-2287
NSN 6610-01-539-0014