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 5996-01-652-6597
NSN 6610-01-170-1078
NSN 6105-00-928-7210
NSN 5925-00-479-8233
NSN 5950-01-656-6628
NSN 5990-00-842-0781
NSN 6220-01-198-7217
NSN 6320-01-215-2284
NSN 6110-01-645-4723
NSN 5835-01-150-6084
NSN 5835-00-554-0399
NSN 5835-01-521-0298