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 6220-01-552-5348
NSN 5935-01-018-9970
NSN 5920-01-173-1014
NSN 6110-00-525-3418
NSN 5945-01-398-6873
NSN 7035-01-230-0250
NSN 2925-01-342-1712
NSN 5935-01-087-2104
NSN 5975-00-475-2407
NSN 5895-01-531-4745
NSN 5910-00-167-6814
NSN 6145-00-486-3443