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 6110-00-411-5830
NSN 6110-00-188-9874
NSN 6685-01-442-7019
NSN 6240-01-581-7737
NSN 5910-01-167-7740
NSN 6145-01-367-6929
NSN 6620-01-661-0298
NSN 5855-00-991-0096
NSN 5935-01-329-1326
NSN 5975-00-759-4860
NSN 5855-01-058-6687
NSN 5990-01-061-5618