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 6110-00-205-1778
NSN 6645-00-754-4108
NSN 5965-01-531-7758
NSN 5925-01-381-9573
NSN 5910-01-170-3330
NSN 5935-00-918-5238
NSN 5910-01-417-2475
NSN 6610-00-305-5447
NSN 6145-01-370-1242
NSN 6220-01-343-1243
NSN 5975-00-143-4658
NSN 5945-01-356-4135