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 6645-01-328-6886
NSN 5945-00-050-0279
NSN 5920-01-182-4940
NSN 6220-00-393-0681
NSN 6240-01-085-1314
NSN 7035-01-163-8423
NSN 5999-00-035-9288
NSN 5960-00-412-0566
NSN 6220-01-634-0660
NSN 6320-00-908-6841
NSN 5855-01-411-3360
NSN 6685-00-621-5011