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 5950-01-194-1572
NSN 6620-01-167-0881
NSN 6685-00-076-6103
NSN 5998-01-472-4769
NSN 6320-01-652-3806
NSN 7035-01-592-7756
NSN 5996-01-633-7979
NSN 6620-01-129-1260
NSN 6650-00-539-4932
NSN 6145-01-541-5422
NSN 5910-00-125-7078
NSN 5905-00-150-8601