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 5990-01-373-3104
NSN 5895-01-248-4416
NSN 6645-01-494-3845
NSN 5925-01-647-1580
NSN 6240-01-484-6712
NSN 6620-01-315-2414
NSN 5960-01-464-1443
NSN 6130-01-490-2095
NSN 5998-01-148-4025
NSN 5910-00-080-3919
NSN 6220-01-250-2376
NSN 5915-01-112-5952