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 5960-01-143-1202
NSN 6620-01-412-0938
NSN 6110-01-407-5188
NSN 6645-00-394-8924
NSN 5855-01-476-4219
NSN 5895-00-753-5349
NSN 5999-00-246-7084
NSN 4140-01-185-1159
NSN 5925-01-578-5271
NSN 5925-01-154-4189
NSN 5910-01-310-8278
NSN 6320-01-631-7828