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 5935-01-444-1693
NSN 6135-01-528-2830
NSN 6240-01-386-1222
NSN 2925-01-251-7386
NSN 6645-01-129-4965
NSN 5998-01-241-1094
NSN 5855-00-631-4565
NSN 6135-01-396-4900
NSN 4140-01-097-7320
NSN 6135-00-196-5267
NSN 5835-00-711-3371
NSN 6685-01-622-4772