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 6610-01-365-0971
NSN 6110-01-305-8180
NSN 5935-01-521-3779
NSN 6610-01-116-2527
NSN 5996-00-594-8587
NSN 5998-00-067-9514
NSN 5996-01-283-6729
NSN 6220-01-262-0140
NSN 5925-01-644-8910
NSN 5965-00-677-1461
NSN 6645-00-833-2395
NSN 6145-01-444-0812