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 5950-01-188-5846
NSN 7035-01-580-1492
NSN 5996-00-038-0234
NSN 6130-01-214-8128
NSN 5925-00-855-3987
NSN 6150-01-643-1803
NSN 6105-01-417-3533
NSN 5925-01-511-9487
NSN 6645-01-598-3976
NSN 6685-01-543-1457
NSN 6240-00-995-9975
NSN 6150-01-134-5448