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 5998-01-344-1025
NSN 5835-01-422-7393
NSN 5960-01-177-0338
NSN 6145-00-949-9325
NSN 5895-00-554-4573
NSN 4140-00-135-0611
NSN 5910-01-466-5450
NSN 6145-00-456-5871
NSN 6145-01-085-5556
NSN 5960-01-341-9291
NSN 6145-01-087-9578
NSN 6130-00-484-9291