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 5915-01-231-9174
NSN 5950-01-410-2925
NSN 6610-01-092-1971
NSN 5985-00-073-0703
NSN 6130-00-006-0367
NSN 5950-01-650-0053
NSN 6685-01-541-3274
NSN 6145-01-581-0647
NSN 6135-01-380-4396
NSN 6320-01-506-9439
NSN 5999-01-508-2194
NSN 6110-01-110-2921