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 6620-01-512-2016
NSN 6645-00-296-8310
NSN 5975-01-131-9492
NSN 6145-01-527-8098
NSN 5905-00-293-3777
NSN 5855-01-161-8964
NSN 6145-01-381-2529
NSN 6220-01-423-9491
NSN 5985-01-392-1398
NSN 5910-00-061-6040
NSN 7035-01-602-7966
NSN 5915-01-594-9451