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 6240-00-014-2462
NSN 4140-00-008-7638
NSN
NSN 5935-01-284-9050
NSN 6645-01-655-8115
NSN 5985-01-167-8785
NSN 6220-00-097-0166
NSN 7035-00-529-3128
NSN 6610-00-006-5783
NSN 6220-01-348-3114
NSN 5910-00-420-3819
NSN 2925-00-917-2842