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 5935-00-148-5897
NSN 6610-01-383-7419
NSN 5990-01-050-7535
NSN 5930-00-050-9525
NSN 6685-00-139-5713
NSN 6150-00-549-9223
NSN 5910-01-422-1699
NSN 5895-01-085-0791
NSN 5910-01-232-6462
NSN 5965-00-879-3612
NSN 4140-01-634-0330
NSN 6610-01-468-3025