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 5998-01-337-5779
NSN 5990-01-433-3786
NSN 5855-00-466-2309
NSN 6110-01-463-1100
NSN 5935-01-454-8445
NSN 5945-00-890-9680
NSN 6130-01-172-6573
NSN 5996-01-010-8609
NSN 5950-00-956-3035
NSN 5985-01-325-8577
NSN 7035-00-529-3128
NSN 2925-01-206-7948