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 6320-01-078-8257
NSN 7035-01-359-3915
NSN 5930-01-126-0434
NSN 6320-00-905-0543
NSN 6240-00-684-8181
NSN 5999-00-815-2827
NSN 6645-01-396-6976
NSN 5925-00-792-3904
NSN 5835-01-163-4215
NSN 5905-01-104-0992
NSN 6145-01-426-8976
NSN 5996-00-205-2933