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 6220-01-440-1739
NSN 5895-01-420-6197
NSN 5930-01-407-0604
NSN 5835-01-022-3219
NSN 5920-00-921-0390
NSN 5935-00-070-4327
NSN 5950-01-535-1984
NSN 5925-01-260-1821
NSN 5998-01-034-9243
NSN 6610-00-520-6193
NSN 6150-01-141-7749
NSN 6135-01-412-0404