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 6610-01-489-0071
NSN 5925-01-183-6333
NSN 5998-00-452-0329
NSN 5950-01-214-4200
NSN 5835-01-303-6563
NSN 6110-01-089-8130
NSN 5895-01-286-1345
NSN 5925-00-444-0595
NSN 6645-00-664-4665
NSN 2925-01-420-2362
NSN 5990-01-196-2953
NSN 5930-01-103-7758