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 5925-00-175-9349
NSN 6145-01-305-7390
NSN 5998-01-202-6071
NSN 5935-01-485-7204
NSN 6130-00-027-5186
NSN 6620-00-102-3950
NSN 5998-00-368-9396
NSN 6685-01-325-8717
NSN 6685-01-031-8827
NSN 2925-00-060-8292
NSN 5855-00-288-1408
NSN 5855-01-230-4665