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 6130-00-411-3501
NSN 5975-00-276-7559
NSN 5910-00-221-5060
NSN 5835-00-238-1516
NSN 6145-00-583-9989
NSN 5920-01-540-6040
NSN 6150-01-474-5523
NSN 5960-01-142-1995
NSN 5905-00-458-5077
NSN 5910-00-941-2227
NSN 5895-01-658-5782
NSN 5975-00-308-5138