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 5925-01-218-5420
NSN 6610-01-020-3764
NSN 2925-00-332-1361
NSN 6105-01-422-5502
NSN 5985-01-579-7689
NSN 6110-00-170-6520
NSN 5965-00-338-6955
NSN 5930-01-432-2361
NSN 5985-01-324-5543
NSN 5990-01-609-4793
NSN 5920-00-665-3973
NSN 6685-01-604-4054