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 5965-00-594-3115
NSN 6110-00-820-6264
NSN 5855-01-481-4760
NSN 6685-01-384-8452
NSN 5925-01-643-7771
NSN 6645-01-631-3451
NSN 6240-00-827-0889
NSN 5930-00-990-9024
NSN 4140-00-249-5603
NSN 4140-01-299-4969
NSN 6105-01-052-8975
NSN 5930-00-436-1794