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 5965-01-033-9352
NSN 5925-01-435-4849
NSN 6645-00-825-5677
NSN 6610-01-553-3764
NSN 5835-01-558-9444
NSN 6240-00-442-2118
NSN 6145-00-451-2688
NSN 6135-01-008-4595
NSN 5905-00-321-8010
NSN 6110-01-434-1486
NSN 6130-01-061-8878
NSN 5975-00-364-2603