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 5910-00-067-4415
NSN 5945-01-176-4514
NSN 5985-01-327-2816
NSN 5910-01-168-8008
NSN 5950-01-260-8520
NSN 6645-00-583-0066
NSN 6105-01-252-4330
NSN 7035-01-472-1999
NSN 5905-00-549-7692
NSN 6135-01-285-1925
NSN 4140-00-318-5086
NSN 2925-00-105-3907