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 6220-01-579-6112
NSN 5915-01-648-7354
NSN 6610-01-244-7192
NSN 5920-01-369-5564
NSN 5999-01-191-1143
NSN 5855-01-236-6987
NSN 6620-00-155-2608
NSN 6610-01-381-3181
NSN 5998-00-143-0485
NSN 4140-01-531-7375
NSN 6135-01-139-1700
NSN 5925-01-215-2119