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 6130-01-590-0893
NSN 5920-00-305-2867
NSN 6110-00-943-7836
NSN 5965-00-400-6228
NSN 5905-01-056-4396
NSN 5950-01-401-5321
NSN 5965-01-408-6218
NSN 5855-00-688-9954
NSN 6220-00-998-6142
NSN 4140-00-660-8699
NSN 6240-01-196-1688
NSN 6685-01-399-8584