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.
NSN 6130-01-290-3310
NSN 6135-00-643-4843
NSN 6145-01-276-9215
NSN 5990-01-378-7349
NSN 5945-00-419-0184
NSN 5935-00-490-6417
NSN 5990-01-537-1124
NSN 6150-00-222-8988
NSN 6130-01-448-6393
NSN 6130-01-252-8823
NSN 5996-01-444-3915
NSN 5990-01-443-2931