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 5905-00-204-0469
NSN 5910-01-611-0821
NSN 5895-01-427-3727
NSN 6110-00-456-2058
NSN 5930-00-623-0213
NSN 4140-01-363-3861
NSN 5990-00-818-3480
NSN 5965-01-322-3271
NSN 6130-01-649-6387
NSN 5905-00-281-1172
NSN 7035-01-487-6481
NSN 6685-00-201-6105