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 6320-00-456-2092
NSN 6145-01-218-8965
NSN 5945-01-421-4135
NSN 6145-01-423-0906
NSN 5835-01-515-6537
NSN 6320-01-643-0850
NSN 6130-01-409-2867
NSN 5930-00-709-2008
NSN 5925-00-928-8261
NSN 6145-01-617-2234
NSN 6320-01-512-2031
NSN 5945-01-477-9250