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 6135-00-862-5736
NSN 6220-01-538-9869
NSN 5985-01-641-6152
NSN 6320-01-326-1316
NSN 5990-01-421-5342
NSN 6685-01-145-3938
NSN 2925-01-545-2717
NSN 5990-01-652-7373
NSN 6645-01-363-5944
NSN 6105-00-073-9392
NSN 5935-01-126-5346
NSN 5960-01-388-1988