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 5925-01-254-9380
NSN 6650-00-930-8825
NSN 5905-01-326-9814
NSN 5999-00-064-3500
NSN 5915-00-482-2899
NSN 6110-01-602-2815
NSN 6220-01-013-1784
NSN 5835-00-967-0998
NSN 6145-01-342-7763
NSN 6645-00-527-6531
NSN 5999-01-530-1796
NSN 5950-01-487-7085