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 5905-01-170-4831
NSN 5925-01-573-7917
NSN 7035-00-135-4758
NSN 6135-01-658-7467
NSN 5930-01-502-9695
NSN 6135-00-951-3426
NSN 5935-01-463-7807
NSN 5998-01-462-7872
NSN 6145-01-325-6786
NSN 5905-01-584-3124
NSN 5915-00-340-9803
NSN 6620-01-063-1441