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 6610-01-212-6464
NSN 6620-01-415-5803
NSN 4140-01-299-7704
NSN 6240-01-488-3094
NSN 5925-01-142-1996
NSN 5855-00-014-5008
NSN 5915-01-437-0950
NSN 5910-00-371-2951
NSN 6610-01-577-8685
NSN 5835-01-044-2628
NSN 5915-01-211-4934
NSN 6645-00-881-9978