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 6320-00-937-5625
NSN 5905-01-386-2646
NSN 5930-01-397-7674
NSN 6130-00-970-1241
NSN 6320-01-536-3077
NSN 6650-01-468-4681
NSN 6620-00-451-1460
NSN 5905-00-221-1854
NSN 5990-01-254-3197
NSN 6685-00-222-8216
NSN 6645-01-620-4837
NSN 6650-01-085-7873