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 6320-01-272-7072
NSN 5990-01-386-5561
NSN 6145-00-225-8709
NSN 5950-00-718-6060
NSN 5996-00-496-8806
NSN 6685-00-500-6933
NSN 7035-01-054-7985
NSN 6135-00-660-8654
NSN 6145-00-095-2492
NSN 2925-01-274-8576
NSN 5855-01-191-3404
NSN 6610-01-513-8405