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 6145-01-069-1601
NSN 6135-00-377-9165
NSN 5925-01-407-2549
NSN 6110-01-433-3225
NSN 6105-01-026-3904
NSN 6610-01-573-2016
NSN 5996-01-557-1996
NSN 5895-01-164-7981
NSN 5999-01-623-2986
NSN 6135-01-045-1504
NSN 5996-01-633-7979
NSN 5998-01-451-4328