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 5855-01-085-1609
NSN 5960-01-283-2281
NSN 5945-00-239-2453
NSN 5999-01-602-9652
NSN 5965-01-035-6842
NSN 5920-01-442-7685
NSN 6145-01-317-7445
NSN 5945-01-027-1170
NSN 4140-00-610-7789
NSN 5905-00-324-7278
NSN 5950-01-252-8698
NSN 6105-01-317-3657