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 4140-01-098-8706
NSN 2925-01-043-9786
NSN 6110-01-354-6175
NSN 5985-00-419-0342
NSN 4140-01-101-2422
NSN 6145-01-184-2795
NSN 5930-00-156-9797
NSN 5930-00-732-0651
NSN 5935-01-448-3912
NSN 6685-01-027-1168
NSN 5915-01-526-8489
NSN 6685-01-330-2140