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 6650-00-504-2999
NSN 5925-00-547-7739
NSN 5985-01-136-9252
NSN 5895-01-212-7653
NSN 4140-00-241-0065
NSN 6620-00-162-9877
NSN 5965-00-071-0562
NSN 6145-01-644-1709
NSN 2925-01-436-7325
NSN 5950-01-050-3937
NSN 6320-01-176-8367
NSN 5855-00-110-9341