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 6240-01-557-1177
NSN 6135-01-185-3614
NSN 5935-01-659-2821
NSN 5895-01-496-4594
NSN 6150-01-142-8947
NSN 5855-01-100-3272
NSN 5930-01-546-4367
NSN 6685-01-445-8939
NSN 5975-00-113-7312
NSN 4140-00-849-2930
NSN 5935-00-609-0842
NSN 6150-00-673-0429