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 6320-00-116-3658
NSN 6145-00-950-4922
NSN 5999-01-068-4445
NSN 6645-00-935-7046
NSN 5950-01-034-7009
NSN 7035-00-064-7008
NSN 6240-00-284-1457
NSN 6110-01-214-0355
NSN 6650-00-299-9681
NSN 5855-01-335-8907
NSN 6145-00-538-9067
NSN 5835-01-017-7486