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 4140-01-621-4893
NSN 6105-00-738-2219
NSN 5998-01-127-6822
NSN 5855-00-906-5386
NSN 5895-00-681-9721
NSN 6645-00-784-8288
NSN 6145-01-351-3319
NSN 6135-00-240-3200
NSN 6240-01-573-8989
NSN 5920-01-203-3915
NSN 7035-00-096-9986
NSN 6110-01-010-0905