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 6150-01-623-0289
NSN 5855-00-688-9954
NSN 6645-01-103-8449
NSN 6110-00-630-1074
NSN 6220-01-268-1541
NSN 5965-01-411-9933
NSN 5990-01-336-3976
NSN 7035-00-679-9027
NSN 5855-01-188-4049
NSN 5935-01-333-3262
NSN 6150-01-159-0136
NSN 5905-01-192-3293