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 5990-00-518-3195
NSN 6240-01-476-7935
NSN 5920-01-463-4826
NSN 6150-01-524-3399
NSN 5915-01-336-1700
NSN 5920-01-450-7364
NSN 5996-01-356-7002
NSN 6145-01-432-1198
NSN 6135-00-985-7846
NSN 5998-01-122-1468
NSN 5985-01-254-5907
NSN 6110-00-889-1263